APA aipamena

Drummond, L. M., & Stern, R. (1991). The practice of behavioural and cognitive psychotherapy.

Chicago Style aipamena

Drummond, Lynne M., and Richard Stern. The Practice of Behavioural and Cognitive Psychotherapy. Cambridge, Cambridge University Press, 1991.

MLA aipamena

Drummond, Lynne M., and Richard Stern. The Practice of Behavioural and Cognitive Psychotherapy. 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.