APA (7th ed.) Citation

Ruitenbeek, H. M. (1969). Group therapy today: Styles, methods, and techniques ([1st ed.].). Atherton Press.

Chicago Style (17th ed.) Citation

Ruitenbeek, Hendrik Marinus. Group Therapy Today: Styles, Methods, and Techniques. [1st ed.]. New York: Atherton Press, 1969.

MLA (9th ed.) Citation

Ruitenbeek, Hendrik Marinus. Group Therapy Today: Styles, Methods, and Techniques. [1st ed.]. Atherton Press, 1969.