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Reference Sources

Reference Sources

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This Lecture introduces students to Reference Sources.It discusses both print and digital Sources of Information, including features which are need.The Lecture asks various questions regarding the new skills needed by the user to survive in the digital arena.Additionally, Assignment ground-rules are also suggested, including International methods of citation, citation tools and also note-taking skills.

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Page 1: Reference Sources

Reference SourcesReference Sources

Page 2: Reference Sources

Reference SourcesReference Sources

Page 3: Reference Sources

Defining ReferenceDefining Reference

Reference Worksor

Reference Work

Reference Worksor

Reference Work

Page 4: Reference Sources

Defining Virtual Reference (VR)Defining Virtual Reference (VR)

(Nilsen, 2004)

Used Terms:Virtual referenceDigital reference

Electronic referenceRemote reference

Real-time reference

Page 5: Reference Sources

CategoriesCategories

DigitalConventional

Page 6: Reference Sources

The Information ProcessThe Information Process

“Alteration in the information process demand new skills from any professional in an

organization, particularly regarding digital information.”

Ferreira et al, 2007)

Page 7: Reference Sources

Available FeaturesAvailable Features

DigitalFace-to-PC

OPACSearch

ServicesDbases

Conventional

Face-to-facePhysical access

Real-timeCD ROMS

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Skills NeededSkills Needed

DigitalConventional

Page 9: Reference Sources

Different FeaturesDifferent Features

• Boolean Operators (full-text; bibliographic dbases;

proximity: words must appear within n number of words);

• Relevancy Ranking (depends on the algorithm

software: frequency of search term & position of search term);

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Different FeaturesDifferent Features

• Browsing Indexes(books: errors in databases are

bypassed);

• Truncation(internal: wom?n –

woman/womenexternal: comput? - …er, …ing);

Page 11: Reference Sources

Different FeaturesDifferent Features

• Field Searching(Author; Title; ISBN);

• Extent of Searching(to limit your search: Abstracts

only);• Case Sensitive (not often implemented…it is an additional burden on the user);

Page 12: Reference Sources

Different FeaturesDifferent Features

• Controlled Vocabulary(Dublin Core: Good [controlled,

professional], Bad [user may not be acquainted with particular terms]);• Language Translation

(useful at Universities, Eng vs US, different diacritics);

Page 13: Reference Sources

Different FeaturesDifferent Features

• Controlled Vocabulary(Dublin Core: Good [controlled,

professional], Bad [user may not be acquainted with particular terms]);• Language Translation

(useful at Universities, Eng vs US, different diacritics);

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Different FeaturesDifferent Features

• Data Range(archival aspect of docs,

migration of data, new tech environment);• Refine Search• Related Items• Multimedia

(image, clip, voice, presentations)

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Different FeaturesDifferent Features

• Advanced Search• Display Feature• Help Information

(Smith, 2000)

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Reference SourcesReference Sources

Service Aspects

Sources Aspects

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Core CompetenciesCore Competencies

Service AspectsSources Aspects

“Core competencies are understood as: a proper attitude & capacity to

exercise a wide number of functions or occupy various positions, even simultaneously which requires

flexibility.”

Ferreira et al, 2007)

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Core CompetenciesCore Competencies

Attitudes

Skills

Ferreira et al, 2007)

Knowledge

Page 19: Reference Sources

(Viles, 2009)

Virtual Reference (VR)Virtual Reference (VR)

“an electronic mediation”“an electronic mediation”

Already in existence…• Answering

machine• Auto-reply email

• CCTV

Already in existence…• Answering

machine• Auto-reply email

• CCTV

Page 20: Reference Sources

(Keyama, 1999, p. 51 in Viles, 2009)

Virtual Reference (VR)Virtual Reference (VR)

“an electronic mediation”“an electronic mediation”

“Cyberspace users prefer anonymity to in-person,

over-the-desk delivery of reference service.”

“Cyberspace users prefer anonymity to in-person,

over-the-desk delivery of reference service.”

Page 21: Reference Sources

(Ruppel & Fagan, 2002 in Nilsen, 2004

Physical Ref. vs VRPhysical Ref. vs VR

“Q: Why users usually do not ask for help at a traditional library”

“Q: Why users usually do not ask for help at a traditional library”

29% Staff did not look like they want to help; look too busy;

23% Felt stupid for not knowing the answer already;

17% Did not bother to go to the library;

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(Ruppel & Fagan, 2002 in Nilsen, 2004

Physical Ref. vs VRPhysical Ref. vs VR

“Q: Why users usually do not ask for help at a traditional library”

“Q: Why users usually do not ask for help at a traditional library”

10% Did not think the person would know the answer;

23% Did not want to get up from the computer.

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(Nilsen, 2004

Physical Ref. vs VRWriting vs SpeakingPhysical Ref. vs VRWriting vs Speaking

“It took me more to

compose my question than to ask face-

to-face”

“This seemed to be a very abrupt

response…I took the impression that

the librarian was slightly

exasperated with me”

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(Nilsen, 2004)

Virtual Reference (VR)Virtual Reference (VR)

ALA 2003“VR is, reference initiated

electronically, often in real-time, where users employ computers or

other Internet technology to communicate with librarians

without being physically present.”

ALA 2003“VR is, reference initiated

electronically, often in real-time, where users employ computers or

other Internet technology to communicate with librarians

without being physically present.”

Page 25: Reference Sources

(Nilsen, 2004)

Virtual Reference (VR)Virtual Reference (VR)

ALA 2003“While online sources are often utilzed in provision of VR, use

of e-sources in seeking answers is not in itself VR.”

ALA 2003“While online sources are often utilzed in provision of VR, use

of e-sources in seeking answers is not in itself VR.”

Page 26: Reference Sources

(Nilsen, 2004)

Virtual Reference (VR)Virtual Reference (VR)

ALA 2003“VR queries are often

followed-up by telephone, fax & regular email, even though

these models of communication are not considered virtual.”

ALA 2003“VR queries are often

followed-up by telephone, fax & regular email, even though

these models of communication are not considered virtual.”

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Virtual Reference (VR)Virtual Reference (VR)

(Coffman, 2002; Coffman & Arret, 2004 in Kwon, 2006)

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Virtual Reference (VR)Virtual Reference (VR)

• IT Infrastructure (PCs, Network, video/audio);• Time• Maintenance

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Virtual Reference (VR)Virtual Reference (VR)

“…it is estimated that approx. 76

collaborative VR services exist since 2004”

(Sloan, 2004 in Kwon, 2006)

“77% - very likely to use the service

again…68.2% - Excellent service

(n=417)”

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“the quality of the information is the most important consideration in selecting an information source when the information sources

available to users are equivalent in their information-yielding potential.”

(Orr, 1970 in Bronstein, 2010)

Quality of InformationQuality of Information

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(Bronstein, 2010)

Which Source?Which Source?

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(Bronstein, 2010)

Which Source?Which Source?

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(Bronstein, 2010)

Missing…or?Missing…or?

Academic DatabasesPrinted Sources

Library Catalogues

Academic DatabasesPrinted Sources

Library Catalogues

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(Bronstein, 2010)

“…accessibility of the source

and the quality…”

Reference SourcesReference Sources

…speed & comfortabilityvs

…accuracy…reliability…authority

…speed & comfortabilityvs

…accuracy…reliability…authority

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Internet: A Reference Source?Internet: A Reference Source?

“…If it looks good…it must be good.”

“…If it looks good…it must be good.”

(Webb, 2008, p. 133)

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IL…Research Skills…LLLIL…Research Skills…LLL

“IL skills, closely allied to research skills of academia, also require an ability to read and think critically, as well as to problem-solve effectively.”

“IL skills, closely allied to research skills of academia, also require an ability to read and think critically, as well as to problem-solve effectively.”

(Webb, 2008, p. 128)

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What’s Up?What’s Up?

(Boelens, 2011)

“Digital Natives” (Prensky, 2001)

“The informal learning environment of television, video games and the internet are producing learners with a new profile of cognitive skills.” (Greenfield, 2009)

“…the need to help children to use media and the Internet

safely and responsibly.” (Willard, 2007)

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(Dewald & Silvius’s, 2005 in Bronstein, 2010)

“…Web's ease of use and timeliness contributed to its

heavy utilization. However, overall satisfaction

with library databases was higher

because of their accuracy and format. “

“…Web's ease of use and timeliness contributed to its

heavy utilization. However, overall satisfaction

with library databases was higher

because of their accuracy and format. “

Reference SourcesReference Sources

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(webb, 2008, pp. 20-21)

“…ICT facilitated the capture, storage and dissemination of

information…Easily accessible across time

zones & geographical boundaries.“

“…ICT facilitated the capture, storage and dissemination of

information…Easily accessible across time

zones & geographical boundaries.“

Information AccessInformation Access

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Reference SourcesReference Sources

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Reference SourcesReference Sources

• Will printed sources survive?

• Net Hype?• Out with the Old?• Who’s Effected? How?

• Will printed sources survive?

• Net Hype?• Out with the Old?• Who’s Effected? How?

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www.infolitglobal.info/en

www.nso.gov.mt/site/page.aspx

Reference SourcesReference Sources

www.um.edu.mt/library

www.time.com/timewww.economist.com

http://ec.europa.eu/old-address-ec.htm#contribution

www.unesco.org/new/en/unesco

http://research.allacademic.com

www.iwr.co.uk

http://international.loc.gov/intldl/intldlhome.htmlhttp://

informationr.net/

Page 43: Reference Sources

Reference Sources: PrintReference Sources: Print

• What Type of Sources?• What Type of Sources?

Page 44: Reference Sources

Reference Sources: PrintReference Sources: Print

• What Type of Sources?• What Type of Sources?

Monographs

Monographs

JournalsJournals

Page 45: Reference Sources

Reference Sources: PrintReference Sources: Print

• What Type of Skills?• What Type of Skills?

Page 46: Reference Sources

Reference Sources: PrintReference Sources: Print

• What Type of Sources?• What Type of Sources?

• What Type of Skills?• What Type of Skills?

• What Type of Effect?• What Type of Effect?

Page 47: Reference Sources

Reference Sources: PrintReference Sources: Print

• What Type of Sources?• What Type of Sources?

• What Type of Skills?• What Type of Skills?

• What Type of Effect?• What Type of Effect?

• What Type of Response?• What Type of Response?

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Reference Sources: PrintReference Sources: Print

• What type of Demand?• What type of Demand?

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Reference Sources: PrintReference Sources: Print

Any Reasons?Any Reasons?

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Reference Sources: DigitalReference Sources: Digital

• Online Docs

• Databases

BothMay beOpen

OrClosed Access

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Reference Sources: DigitalReference Sources: Digital

• What Type of Skills?• What Type of Skills?

Write them down...in Groups if you

like...

Write them down...in Groups if you

like...

Page 52: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• Know the Research Question Well• Know the Research Question Well

Page 53: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• Know the Research Question Well

• Know the Db you are using

• Know the Research Question Well

• Know the Db you are using

Page 54: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

Page 55: Reference Sources

Reference Sources: DigitalReference Sources: Digital• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Keywords (vital)

• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Keywords (vital)

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Reference Sources: DigitalReference Sources: Digital

• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Keywords (vital)

• Read the Abstract (necessary)

• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Keywords (vital)

• Read the Abstract (necessary)

Page 57: Reference Sources

Reference Sources: DigitalReference Sources: Digital• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Keywords (vital)

• Read the Abstract (necessary)

• Compare with other Sources (book/Journal)

• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Keywords (vital)

• Read the Abstract (necessary)

• Compare with other Sources (book/Journal)

Page 58: Reference Sources

Reference Sources: DigitalReference Sources: Digital• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Keywords (vital)

• Read the Abstract (necessary)

• Compare with other Sources (book/Journal)

• Start building your "background information"

• Know the Research Question Well

• Know the Db you are using

• Know the Topic (well?)

• Keywords (vital)

• Read the Abstract (necessary)

• Compare with other Sources (book/Journal)

• Start building your "background information"

Page 59: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• Become aware of any developments of the Topic

• Become aware of any developments of the Topic

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Reference Sources: DigitalReference Sources: Digital

• Become aware of any developments of the Topic

• Take the necessary notes including the Bibliographic details

• Become aware of any developments of the Topic

• Take the necessary notes including the Bibliographic details

Page 61: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• Become aware of any developments of the Topic

• Take the necessary notes including the Bibliographic details

• Familiarize yourself with Authors

• Become aware of any developments of the Topic

• Take the necessary notes including the Bibliographic details

• Familiarize yourself with Authors

Page 62: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• What Type of Skills?• What Type of Skills?

Page 63: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• What Type of Sources?• What Type of Sources?

• What Type of Skills?• What Type of Skills?

• What Type of Effect?• What Type of Effect?

Page 64: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• What Type of Sources?• What Type of Sources?

• What Type of Skills?• What Type of Skills?

• What Type of Effect?• What Type of Effect?

• What Type of Response?• What Type of Response?

Page 65: Reference Sources

Reference Sources: DigitalReference Sources: Digital

• What Type of Sources?• What Type of Sources?

• What Type of Skills?• What Type of Skills?

• What Type of Effect?• What Type of Effect?

• What Type of Response?• What Type of Response?

• What type of Demand?• What type of Demand?

Page 66: Reference Sources

Reference Sources: DigitalReference Sources: Digital

Any Reasons?Any Reasons?

Page 67: Reference Sources

Reference Sources: DigitalReference Sources: Digital

Any Cost?Any Cost?

Page 68: Reference Sources

Ground Rules for Assignment Writing

1000w = 6 sources

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Ground Rules for Assignment Writing

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Ground Rules for Assignment Writing

Click video clip to Play

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Ground Rules for Assignment Writing

1000w = 6 sources

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+/- 10% rule (of Total)

Ground Rules for Assignment Writing

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Introduction/Ending ~ 10% of Total

Ground Rules for Assignment Writing

Page 74: Reference Sources

References (referred-to resources)

Ground Rules for Assignment Writing

Page 75: Reference Sources

Bibliography (resources read but not cited)

Ground Rules for Assignment Writing

Page 76: Reference Sources

Citation Method

Ground Rules for Assignment Writing

Page 77: Reference Sources

Citation MethodsCitation Methods

Author, Date (Harvard)

MLA

APA

Turabian

Page 78: Reference Sources

Citation MethodsCitation Methods

Author, Date (Harvard)

Author’s Name: In-Text citation

In general, when writing for a professional publication, it is good practice to make reference to other relevant published work. This view has been supported in the work of Cormack (1994).

http://libweb.anglia.ac.uk/referencing/harvard.htmhttp://libweb.anglia.ac.uk/referencing/files/

Harvard_referencing_2010.pdf

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Citation MethodsCitation Methods

Author, Date (Harvard)

Author’s Name: In-Text citation

Making reference to published work appears to be characteristic of writing for a professional audience (Cormack, 1994).

Page 80: Reference Sources

Citation MethodsCitation Methods

Author, Date (Harvard)

Journal Articles: Reference List Boughton, J.M., 2002. The Bretton Woods proposal: an indepth look. Political Science Quarterly, 42(6), pp.564-78.

Perry, C., 2001. What health care assistants know about clean hands. Nursing Times, 97(22), pp.63-64.

Cox, C., 2002. What health care assistants know about clean hands. Nursing today, Spring Issue, pp.647-85.

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Citation MethodsCitation Methods

Author, Date (Harvard)

Corporate Authors: In-Text Citation 1st citation:

… research in 2006 undertaken by the Royal College of Nursing (RCN) has shown that …

2nd citation:

More recently the RCN (2007) has issued guidelines

http://libweb.anglia.ac.uk/referencing/harvard.htmhttp://libweb.anglia.ac.uk/referencing/files/

Harvard_referencing_2010.pdf

Page 82: Reference Sources

Citation MethodsCitation Methods

MLA

Author’s Name: In-Text citation

Wordsworth stated that Romantic poetry was marked by a "spontaneous overflow of powerful feelings" (263).

Romantic poetry is characterized by the "spontaneous overflow of powerful feelings" (Wordsworth 263).

http://owl.english.purdue.edu/owl/resource/747/2/

Page 83: Reference Sources

Citation MethodsCitation Methods

MLA

Book with One Author: Reference List

Wordsworth, William. Lyrical Ballads. London: Oxford U.P., 1967. Print.

http://owl.english.purdue.edu/owl/resource/747/2/

Page 84: Reference Sources

Citation MethodsCitation Methods

MLA

Book with One Author: In-Text Citation: Adding own Words

Jan Harold Brunvand, in an essay on urban legends, states: "some individuals [who retell urban legends] make a point of learning every rumor or tale" (78).

http://owl.english.purdue.edu/owl/resource/747/2/

Page 85: Reference Sources

Citation MethodsCitation Methods

MLA

Same Author: Reference List

Burke, Kenneth. A Grammar of Motives. [...]

---. A Rhetoric of Motives. [...]

http://owl.english.purdue.edu/owl/resource/747/2/

Page 86: Reference Sources

Citation MethodsCitation Methods

APAhttp://www.uis.edu/ctl/writing/documents/

APACitationMethods.pdf

One Author: In-Text Citation

Rowling (2005) argues for the development of new curricula.

Page 87: Reference Sources

Citation MethodsCitation Methods

APAhttp://www.uis.edu/ctl/writing/documents/

APACitationMethods.pdf

No Author: In-Text Citation

Statistics show a higher incidence of criminal activity during summer months (“Study Results,” 2007, p. 77).

Page 88: Reference Sources

Citation MethodsCitation Methods

APAhttp://www.uis.edu/ctl/writing/documents/

APACitationMethods.pdf

Old Works, date not applicable: In-Text Citation

Aristotle argues . . . (trans. 1922).

Page 89: Reference Sources

Citation MethodsCitation Methods

APAhttp://www.uis.edu/ctl/writing/documents/

APACitationMethods.pdf

One Author: Reference List

Broadway, B. (2002). Pink houses and family taverns. Bloomington, IL: Indiana University Press.

Page 90: Reference Sources

Citation MethodsCitation Methods

APAhttp://www.uis.edu/ctl/writing/documents/

APACitationMethods.pdf

No Author: Reference List

The Chicago manual of style (15th ed.). (2003). Chicago: University of Chicago Press.

Page 91: Reference Sources

Citation MethodsCitation Methods

APAhttp://www.uis.edu/ctl/writing/documents/

APACitationMethods.pdf

Journal Article: Reference List

Tyson, P. A., & Gordon, M. G. (1998). The Psychology of women. Journal of the American Psychoanalytic Association, 46, 361-364.

Page 92: Reference Sources

Citation MethodsCitation Methods

APAhttp://www.uis.edu/ctl/writing/documents/

APACitationMethods.pdf

Electronic Source: From the Dbase: Reference List

Jackson, G. (2004). Multiple historic meanings of the Spanish civil war. Science and Society, 68(3), 272-276. Retrieved from the Lexis Nexis Academic database.

Page 93: Reference Sources

Citation MethodsCitation Methods

Turabianhttp://www.uwp.edu/departments/library/guides/

turabian.htm

One Author: In-Text Citation

These are multiple historic meanings of the Spanish civil war (Yarbrough 1999, 84).

Page 94: Reference Sources

Citation MethodsCitation Methods

Turabianhttp://www.uwp.edu/departments/library/guides/

turabian.htm

One Author: Reference List

Yarbrough, Stephen R. 1999. After rhetoric: The study of discourse beyond language and culture. Carbondale: Southern Illinois University Press

Page 95: Reference Sources

Citation MethodsCitation Methods

Turabianhttp://www.uwp.edu/departments/library/guides/

turabian.htm

Editor as Author: In-Text Citation

These are multiple historic meanings of the Spanish civil war (Roe 1995, 22)

Editor as Author: Reference ListRoe, Nicholas, ed. 1995. Keats and history. New York: Cambridge University Press.

Page 96: Reference Sources

Citation ToolsCitation Tools

Page 97: Reference Sources

Ground Rules for Web Evaluation

Type of Website

Authors

Dates: Creation & Update

Type of URL

Page 98: Reference Sources

Note TakingNote Taking

NotesWith

pages

COMMENTS

Bibliographic Details

QUESTIONS

Page 99: Reference Sources

Note TakingNote Taking

NotesWith

pages

COMMENTS

Bibliographic Details

QUESTIONS

NotesWith

pages

COMMENTS

Bibliographic Details

QUESTIONS

NotesWith

pages

COMMENTS

Bibliographic Details

QUESTIONS

NotesWith

pages

COMMENTS

Bibliographic Details

QUESTIONS

Group:Authors/Tags

Group:Authors/Tags

Page 100: Reference Sources

Note TakingNote Taking

1 Alphabetic Notes Dbase1 Alphabetic Notes Dbase

Author/s DoP Notes Tags

Page 101: Reference Sources

Reference SourcesReference Sources

Howwould you know that,

“this” sourceis good?

Page 102: Reference Sources

Good Source ChecklistGood Source Checklist

Author•New•Known

Relevancy•Abstract•Scan paragraphs

Citation Analysis• Chain-linking

Page 103: Reference Sources

Good Source ChecklistGood Source Checklist

Citation Analysis• Chain-linking

AuthorReference

Page

CheckCited

Authors

Page 104: Reference Sources

The Information ProfessionalThe Information ProfessionalPower Culture

(Webb, 2008, pp. 119-122)

Page 105: Reference Sources

The Information ProfessionalThe Information ProfessionalRole Culture

(Webb, 2008, pp. 119-122)

Page 106: Reference Sources

The Information ProfessionalThe Information ProfessionalTask Culture

(Webb, 2008, pp. 119-122)

Page 107: Reference Sources

The Information ProfessionalThe Information ProfessionalPeople Culture

(Webb, 2008, pp. 119-122)

Page 108: Reference Sources

Attitude of the Information ProfessionalAttitude of the Information Professional

“Knowledge Store”

(Evans, 2003, p. 253)

• An expertise Database (who is who and who is working on what);

• Capabilities Information (what people know or any working papers);

• A resource to support collaborative team work.

• An expertise Database (who is who and who is working on what);

• Capabilities Information (what people know or any working papers);

• A resource to support collaborative team work.

Page 109: Reference Sources

Thank you

[email protected]

Thank you

[email protected]

http://www.slideshare.net/ClaudioLaferla/reference-sources

Page 110: Reference Sources

ReferencesBronstein, J. (2010). “Selecting and using information sources: Source preferences and information pathways of Israeli library and information science”, Information Research, 15(4), viewed online on February 8, 2011, <http://informationr.net/ir/15-4/paper447.html>.

Evans, C. (2003). “Managing for knowledge: Hr’s strategic role”, Butterworth-Heinemann, Amsterdam.

Ferreira, F. et al. (2007). “Information professionals in Brazil: Core competencies and professional development”, Information Research, 12(2), viewed online on July 20, 2011, from <http://informationr.net/ir/12-2/paper299.html>.

Johson, C. A. (2004). “Choosing people: The role of social capital information seeking behaviour”, Information Research, 10(1) , viewed online on September 1, 2011, <http://informationr.net/ir/10-1/paper201.html>.

Kwon, N. (2006). “User satisfaction with referrals to a collaborative virtual reference service”, Information Research, 11(2), viewed online on May 20, 2011, from <http://informationr.net/ir/11-2/paper246.html>.

Nilsen, K. (2004). “The library visit study: User experiences at the virtual reference desk”, Information Research, 9(2), viewed online on May 20, 2011, from <http://informationr.net/ir/9-2/paper171.html>.

Smith, A. G. (2000). “Search features of digital libraries”, Information Research, 5(3), viewed online on July 10, 2011, from <http://informationr.net/ir/5-3/paper73.html>.

Viles, A. (2009). “Discussion group on reference work report”, IFLA, viewed online on February 15, 2011, from <http://archive.ifla.org/VII/dg/dgrw/dp99-06.htm>.

Webb, J. (2008). “Strategic information management: A practitioner’s guide”, Chandos Pub., Oxford, England.