APA-referens (7:e uppl.)

Maddi, S. R. (1968). Personality theories: A comparative analysis (3d ed.). The Dorsey Press.

Chicago-referens (17:e uppl.)

Maddi, Salvatore R. Personality Theories: A Comparative Analysis. 3d ed. Homewood, Illinois: The Dorsey Press, 1968.

MLA-referens (9:e uppl.)

Maddi, Salvatore R. Personality Theories: A Comparative Analysis. 3d ed. The Dorsey Press, 1968.