APA (7th ed.) Citation

Biddle, B. J. (1979). Role theory: Expectations, identities, and behaviors. Academic Press.

Chicago Style (17th ed.) Citation

Biddle, Bruce J. Role Theory: Expectations, Identities, and Behaviors. New York: Academic Press, 1979.

MLA (9th ed.) Citation

Biddle, Bruce J. Role Theory: Expectations, Identities, and Behaviors. Academic Press, 1979.