Não informado. (1946). American Journal of Psychotherapy. Association for the Advancement of Psychotherapy.
Chicago-referens (17:e uppl.)Não informado. American Journal of Psychotherapy. New York: Association for the Advancement of Psychotherapy, 1946.
MLA-referens (8:e uppl.)Não informado. American Journal of Psychotherapy. Association for the Advancement of Psychotherapy, 1946.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.