APA-referens (7:e uppl.)

(1972). Progress in group and family therapy. Brunner/Mazel.

Chicago-referens (17:e uppl.)

Progress in Group and Family Therapy. New York: Brunner/Mazel, 1972.

MLA-referens (9:e uppl.)

Progress in Group and Family Therapy. Brunner/Mazel, 1972.