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APA Citation Style

Style-Format, Requirements and Tips for the Publication Manual of the American Psychological Association (APA)

Confirm Edition

As a reminder, be sure you are required to use the 7th edition for your papers.

Main changes in the 7th Edition

APA References: What's Changed in the Publication Manual of the American Psychological Association, Seventh Edition Colleg of DuPage Library

  • Use of singular "they" is endorsed
  • Use one space after a period, unless otherwise directed
  • Website URLs no longer need to be preceded with “Retrieved from:”.
  • Ebooks no longer require the type of ebook to be listed (e.g. PDF, Kindle etc)
  • Journal DOIs are now displayed as a doi.org URL instead of with the “DOI:” prefix. For example: “DOI: 10.1109/5.771073” becomes “https⁚//doi.org/10.1109/5.771073”
  • The publisher location is no longer required. This means “New York: Macmillan” is now just “Macmillan”.
  • The running head rules are “simplified,” and running heads are not required for student papers
  • The first in-text citation of a work by more than two authors may list only the first author, followed by “et al.”
  • The reference section lists up to 20 authors for a single work