APA Citatie

Bergin, A. E., & Garfield, S. L. (1994). Handbook of psychotherapy and behavior change (4th ed.). J. Wiley.

Chicago Style citaat

Bergin, Allen E., en Sol L. Garfield. Handbook of Psychotherapy and Behavior Change. 4th ed. New York: J. Wiley, 1994.

MLA citatie

Bergin, Allen E., en Sol L. Garfield. Handbook of Psychotherapy and Behavior Change. 4th ed. J. Wiley, 1994.