Cita APA (7th ed.)

Spiegler, M. D., & Guevremont, D. C. (2010). Contemporary behavior therapy (5th ed.). Wadsworth Cengage Learning.

Cita Chicago (17th ed.)

Spiegler, Michael D., i David C. Guevremont. Contemporary Behavior Therapy. 5th ed. Belmont, Calif: Wadsworth Cengage Learning, 2010.

Cita MLA (9th ed.)

Spiegler, Michael D., i David C. Guevremont. Contemporary Behavior Therapy. 5th ed. Wadsworth Cengage Learning, 2010.