APA (7th ed.) Citation

Spiegler, M. D., & Guevremont, D. C. (2003). Contemporary behavior behavior therapy (4th ed.). Wadsworth Cengage learning.

Chicago Style (17th ed.) Citation

Spiegler, Micheal D., and David C. Guevremont. Contemporary Behavior Behavior Therapy. 4th ed. Canada: Wadsworth Cengage learning, 2003.

MLA (9th ed.) Citation

Spiegler, Micheal D., and David C. Guevremont. Contemporary Behavior Behavior Therapy. 4th ed. Wadsworth Cengage learning, 2003.