Two or more works by the same author in the same year (APA)

APA-77

Reference list entry

Bower, B. (2012a, December 15). Families in flux. Science News, 182(12), 16.

Bower, B. (2012b, November 3). Human-Neandertal mating gets a new date. Science News, 182(9), 8.

Explain

  • If the reference list includes two or more works by the same author in the same year, list the works alphabetically by title.
  • In the parentheses, following the year, add “a,” “b,” and so on.
  • Use these same letters when giving the year in the in-text citation.

General guidelines for the APA reference list

Directory to APA reference list models