APA-referens (7:e uppl.)

Schell, R. E. (1975). Developmental psychology today (2nd ed.). Random House.

Chicago-referens (17:e uppl.)

Schell, Robert E. Developmental Psychology Today. 2nd ed. San Diego: Random House, 1975.

MLA-referens (9:e uppl.)

Schell, Robert E. Developmental Psychology Today. 2nd ed. Random House, 1975.