Cita APA (7a ed.)

Yalom, I. D. (1970). The Theory and practice of group psychotherapy. Basic Books.

Cita Chicago Style (17a ed.)

Yalom, Irvin D. The Theory and Practice of Group Psychotherapy. New York [N.Y.]: Basic Books, 1970.

Cita MLA (9a ed.)

Yalom, Irvin D. The Theory and Practice of Group Psychotherapy. Basic Books, 1970.