APA (7th ed.) Citation

Knell, S. M. (1993). Cognitive behavioral play therapy. Jason Aronson.

Chicago Style (17th ed.) Citation

Knell, Susan M. Cognitive Behavioral Play Therapy. New Jersey: Jason Aronson, 1993.

MLA (8th ed.) Citation

Knell, Susan M. Cognitive Behavioral Play Therapy. Jason Aronson, 1993.

Warning: These citations may not always be 100% accurate.