Cita APA (7a ed.)

Wolpe, J. (1973). The practice of behavior therapy (2d ed.). Pergamon Press.

Cita Chicago Style (17a ed.)

Wolpe, Joseph. The Practice of Behavior Therapy. 2d ed. New York [etc.]: Pergamon Press, 1973.

Cita MLA (9a ed.)

Wolpe, Joseph. The Practice of Behavior Therapy. 2d ed. Pergamon Press, 1973.