Cita APA (7a ed.)

Lefton, L. A. (1994). Psychology (5th ed.). Allyn and Bacon.

Cita Chicago Style (17a ed.)

Lefton, Lester A. Psychology. 5th ed. Boston: Allyn and Bacon, 1994.

Cita MLA (9a ed.)

Lefton, Lester A. Psychology. 5th ed. Allyn and Bacon, 1994.