Cita APA (7a ed.)

Fix, A. J., & Haffke, E. A. (1976). Basic psychological therapies: Comparative effectiveness. Human Sciences Pr.

Cita Chicago Style (17a ed.)

Fix, A. James, y E. A. Haffke. Basic Psychological Therapies: Comparative Effectiveness. New York: Human Sciences Pr, 1976.

Cita MLA (9a ed.)

Fix, A. James, y E. A. Haffke. Basic Psychological Therapies: Comparative Effectiveness. Human Sciences Pr, 1976.