author et al

author et al

author et al

In APA 7, for a work with three or more authors, list the first author and “et al.” for all citations, including the first citation, unless doing so would create ambiguity. (Note that this rule has changed from APA 6 guidelines on using “et al.,” which recommend listing all author names in the first citation up to five authors but then using “et al.” for the second and subsequent citations.)

According to Lai and Sookochoff (2018)…

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For any source with more than two authors, type out the first author’s last name followed by “et al.” Follow this format for the first and subsequent citations of the source.

Author et al
Sometimes multiple works with three or more authors and the same publication year shorten to the same in-text citation form, which creates ambiguity.
Kapoor, Bloom, Montez, et al. (2017)

Jones, Chavez, Jackson, and Chen (2010) duplicated.
This guide will help you create in-text citations that correlate with the corresponding Reference list citations. Please see the References guide for more details on the Reference list.

To be made up of:

  • Authors.
  • Year of publication (in round brackets).
  • Title of article (in single quotation marks).
  • Title of journal (in italics and capitalise first letter of each word in title, except for linking words such as and, of, the, for).
  • Volume number.
  • Issue number (in brackets).
  • Page numbers of article preceded by p. for one page, pp. if multiple pages.
  • doi: if available.

References:

http://academicanswers.waldenu.edu/faq/72737
http://apastyle.apa.org/style-grammar-guidelines/citations/basic-principles/same-year-first-author
http://research.moreheadstate.edu/c.php?g=107001&p=695202
http://libguides.ioe.ac.uk/c.php?g=482485&p=3299802
http://www.ragan.com/why-and-how-to-craft-an-in-house-style-guide/

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