Não informado. (1968). Journal of Consulting and Clinical Psychology. American Psychological Association.
Chicago-referens (17:e uppl.)Não informado. Journal of Consulting and Clinical Psychology. Arlington, Va: American Psychological Association, 1968.
MLA-referens (8:e uppl.)Não informado. Journal of Consulting and Clinical Psychology. American Psychological Association, 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.