Cita APA (7a ed.)

Williams, J. M. G. (1992). The psychological treatment of depression: A guide to the theory and practice of cognitive behaviour therapy (2nd ed.). Routledge.

Cita Chicago Style (17a ed.)

Williams, J. Mark G. The Psychological Treatment of Depression: A Guide to the Theory and Practice of Cognitive Behaviour Therapy. 2nd ed. London [etc.]: Routledge, 1992.

Cita MLA (9a ed.)

Williams, J. Mark G. The Psychological Treatment of Depression: A Guide to the Theory and Practice of Cognitive Behaviour Therapy. 2nd ed. Routledge, 1992.