Cita APA (7a ed.)

Wolpe, J. (1976). Theme and variations: A behavior therapy casebook. Pergamon Press, Inc.

Cita Chicago Style (17a ed.)

Wolpe, Joseph. Theme and Variations: A Behavior Therapy Casebook. New York: Pergamon Press, Inc, 1976.

Cita MLA (9a ed.)

Wolpe, Joseph. Theme and Variations: A Behavior Therapy Casebook. Pergamon Press, Inc, 1976.