This guide is based on the Publication Manual of the American Psychological Association, 7th ed.
For more details and examples, consult the APA Publication Manual in Ely Library Reference (REF BF76.7 B83 2020 c.2).
Use these formats when citing authors in a reference list. Surnames are listed first, followed by a comma and the author’s initials.
Single Author
Schwartz, J. A.
Multiple Authors...up to 20 authors
List all authors and separate with a comma. Include an ampersand (&) before the last author.
Herbst-Damm, K. L., & Kulik, J. A.
Chamberlin, J., Novotney, A., Packard, E., & Price, M.
More Than 20 Authors
List the first 19 authors, followed by three ellipsis points (no ampersand) and add the last author.
Gilbert, D. G., McClernon, J. F., Rabinovich, N. E., Sugai, C., Plath, L. C., Asgaard, G., . . . Botros, N.