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Citation Styles

Learn how and why to cite your sources

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Citation Management Tools
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Style Guide Websites

Bartleby.com Contains full text of Strunk's Style, Barlett's Familiar Quotations, World Fact Book, King James Bible, Roget's Thesaurus, and more.
Citation Machine Please use this citation machine with caution. Always verify your citations with the most current print edition of the appropriate citation manual (APA or MLA) to avoid discrepancies.

Association for Computing Machinery (ACM) Style Guide

American Chemical Society (ACS) Style Quick Guide
ACS Guide
Williams College

American Medical Association (AMA) Manual of Style
New York Medical College
AMA Style Guide
University of Washington
AMA Citation Style Guide
Purdue University OWL

APA Style
APA Format
Purdue University Online Writing Lab (OWL)
APA Documentation
University of Wisconsin
APA Style Guide
California State University, Los Angeles
APA Format
Lesley University
APA Format for Annotated Bibliographies
Cornell University

American Political Science Association (APSA) Style Manual

American Sociological Association

Chicago Manual of Style Online, 17th edition
Chapman username/password authentication required for off-campus users.
Chicago-Style Citation Quick Guide
Chicago Format
Purdue University Online Writing Lab (OWL)
Chicago Style
Austin Peay State University
Chicago: Author-Date
Williams College
Chicago: Notes/Bibliography
Williams College

Institute of Electrical and Electronics Engineers (IEEE) Documentation Style
IEEE Reference Guide
IEEE Style
Purdue University Online Writing Lab (OWL)

MLA Style Center
MLA Style
Purdue University Online Writing Lab (OWL)

Citing Medicine: The NLM Style Guide, 2nd edition.
National Library of Medicine, National Institutes of Health