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Citation and Style Guides

A guide to citation, including style guides, writing tools, plagiarism, and copyright.

APA is one of the most common citation styles, used not only in Psychology but across all of the social sciences and other disciplines, including: Social Work, Business, Marketing, and more. It uses in-text notation and a references page at the end of the paper.

Online Style and Citation Guides

Contact a librarian if you need help using this or any citation style.

Frequently Cited Formats

Below are some basic examples of commonly cited material types. Note that formatting can differ even within these categories based on things like the number of authors, missing date information, and more.

Need to cite an interview? A TED Talk? What about a text? Check out the Online Citation Guides in the previous section for more examples and instructions for nearly every type of source!


Print Books and Ebooks

Citation in reference list

Author, A. A. (date). Title in italics: Use sentence case. Publisher Name. URL (if ebook)

In-text citation

(AuthorLastName, date)

Example

Looser, D. (2025). Wild for Austen: A rebellious, subversive, and untamed Jane. St. Martin's Press.

(Looser, 2025)


Journal Article

Citation in reference list

Author, A. A., & Author, B. B. (date). Title of article: Use sentence case. Journal Title, Volume #(issue #), page 
     numbers. DOI (or URL if no DOI)

In-text citation

(AuthorLastName & AuthorLastName, date)

Example

Huisman, J. L. A., Majid, A. (2018). Psycholinguistic variables matter in odor naming. Memory & Cognition, 46(4), 577-
     588. https://doi.org/10.3758/s13421-017-0785-1
(Huisman & Majid, 2018)


Webpage

Websites vary widely in format. Sometimes you may not find much information about authors or publication dates, but that doesn't mean you shouldn't still cite it. Refer to a citation guide when you encounter missing information.

Citation in reference list

Author, A. A. or Group Name. (Year, Month Day). Page title. Site name (if different from author name). URL

In-text citation

(Author or group name, date)

Example

Land Portal. (2022). Land Portal's Theory of Change 2022-2025. https://landportal.org/toc

(Land Portal, 2022)

Style Guide

The Publication Manual is the APA's official style guide.