APA (7e ed.) Bronvermelding

Birch, D., & Veroff, J. 1. . . .. (1966). Motivation: A study of action. Brooks/Cole Pub.

Chicago (17e ed.) Bronvermelding

Birch, David, en Joseph 1929- Veroff. Motivation: A Study of Action. Belmont, Calif: Brooks/Cole Pub, 1966.

MLA (9e ed.) Bronvermelding

Birch, David, en Joseph 1929- Veroff. Motivation: A Study of Action. Brooks/Cole Pub, 1966.