Cita APA (7a ed.)

Wolpe, J. (1969). The practice of behavior therapy. Pergamon Press.

Cita Chicago Style (17a ed.)

Wolpe, Joseph. The Practice of Behavior Therapy. New York: Pergamon Press, 1969.

Cita MLA (9a ed.)

Wolpe, Joseph. The Practice of Behavior Therapy. Pergamon Press, 1969.