PFEIFFER J W. (1973). HANDBOOK OF STRUCTURED EXPERIENCE FOR HUMAN RELATION TRAININF VOL. IV. UNIVERSITY ASSOCIATION.
Chicago-viite (17. p.)PFEIFFER J W. HANDBOOK OF STRUCTURED EXPERIENCE FOR HUMAN RELATION TRAININF VOL. IV. CALIFORNIA: UNIVERSITY ASSOCIATION, 1973.
MLA-viite (9. p.)PFEIFFER J W. HANDBOOK OF STRUCTURED EXPERIENCE FOR HUMAN RELATION TRAININF VOL. IV. UNIVERSITY ASSOCIATION, 1973.
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