APA Citatie

Gabbard, G. O., Beck, J. S., & Holmes, J. (2005). Oxford textbook of psychotherapy. Oxford University Press.

Chicago Style citaat

Gabbard, Glen O., Judith S. Beck, en Jeremy Holmes. Oxford Textbook of Psychotherapy. Oxford ; New York: Oxford University Press, 2005.

MLA citatie

Gabbard, Glen O., et al. Oxford Textbook of Psychotherapy. Oxford University Press, 2005.