Cita APA

Westbrook, D., Kennerley, H., & Kirk, J. (2007). An introduction to cognitive behaviour therapy: Skills and applications. Sage.

Citación estilo Chicago

Westbrook, David, Helen Kennerley, and Joan Kirk. An Introduction to Cognitive Behaviour Therapy: Skills and Applications. Los Angeles, Calif: Sage, 2007.

Cita MLA

Westbrook, David, et al. An Introduction to Cognitive Behaviour Therapy: Skills and Applications. Sage, 2007.