Cita APA (7a ed.)

Wilkes, T. C. R., & Beck, A. T. (1994). Cognitive therapy for depressed adolescents. Guilford.

Cita Chicago Style (17a ed.)

Wilkes, T. C. R., y Aaron T. Beck. Cognitive Therapy for Depressed Adolescents. New York [etc.]: Guilford, 1994.

Cita MLA (9a ed.)

Wilkes, T. C. R., y Aaron T. Beck. Cognitive Therapy for Depressed Adolescents. Guilford, 1994.