Three to twenty authors

Important: Confirm with your lecturer whether you are using APA 6th or APA 7th as they are slightly different.

In-text citations


  • Use only the first listed author’s family name followed by et al. (a Latin abbreviation meaning ‘and others’) and year of publication.

. . . independent variables are controlled by the selector (Kraemer et al., 2016).

Kraemer et al. (2016) posit that . . .

  • If cited again within that paragraph – omit the year of publication.

Kraemer et al. also found that . . .

Direct quote

Place direct quotes between double quotation marks " " and provide the page number(s) from the book.

"Circadian response patterns can be sensitive to light and dark cycles, sleep patterns, and seasonal changes" (Kraemer et al., 2016, p. 214).

Reference list


Author. (Year). Title: Subtitle (# ed., Vol. #). Publisher.

Kraemer, W., Fleck, S. J., & Deschenes, M. R. (2012). Exercise physiology: Integrating theory and applications. Wolters Kluwer/Lippincott Williams & Wilkins Health.

Brown, T. L., LeMay, H. E., Bursten, B. E., Murphy, C. J., Langford, S. J., & Sagatys, D. (2010). Chemistry: The central science: A broad perspective (2nd ed.). Pearson.

  • List all authors, placing ‘& before the last name.
  • If the book has a DOI, include this even if you consulted the print version