APA (7th ed.) Citation

American Psychological Association & Kazdin, A. E. (2000). Encyclopedia of psychology. American Psychological Association.

Chicago Style (17th ed.) Citation

American Psychological Association and Alan E. Kazdin. Encyclopedia of Psychology. Washington, D.C: American Psychological Association, 2000.

MLA (8th ed.) Citation

American Psychological Association and Alan E. Kazdin. Encyclopedia of Psychology. American Psychological Association, 2000.