PFEIFFER J W. (1981). HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATION TRAINING VOL 8. UNIVERSITY ASSOCIATION.
Chicago-referens (17:e uppl.)PFEIFFER J W. HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATION TRAINING VOL 8. CALIFORNIA: UNIVERSITY ASSOCIATION, 1981.
MLA-referens (9:e uppl.)PFEIFFER J W. HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATION TRAINING VOL 8. UNIVERSITY ASSOCIATION, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.