APA (7e ed.) Bronvermelding

Yalom, I. D. (1985). The theory and practice of group psychotherapy (3rd ed.). Basic.

Chicago (17e ed.) Bronvermelding

Yalom, Irvin D. The Theory and Practice of Group Psychotherapy. 3rd ed. New York: Basic, 1985.

MLA (9e ed.) Bronvermelding

Yalom, Irvin D. The Theory and Practice of Group Psychotherapy. 3rd ed. Basic, 1985.