APA (7th ed.) Citation

Fehr, S. S., & Gaska, J. M. (2013). Introduction to group therapy: A practical guide (Second edition.). Routledge.

Chicago Style (17th ed.) Citation

Fehr, Scott Simon, and Jennifer M. Gaska. Introduction to Group Therapy: A Practical Guide. Second edition. New York, New York ; Oxfordshire, England: Routledge, 2013.

MLA (9th ed.) Citation

Fehr, Scott Simon, and Jennifer M. Gaska. Introduction to Group Therapy: A Practical Guide. Second edition. Routledge, 2013.