PFEIFFR J WILLIAM EDT. (1985). HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATIONS TRAINING. UNIVERSITY ASSOCIATION.
Chicago-viite (17. p.)PFEIFFR J WILLIAM EDT. HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATIONS TRAINING. CALIFORNIA: UNIVERSITY ASSOCIATION, 1985.
MLA-viite (9. p.)PFEIFFR J WILLIAM EDT. HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATIONS TRAINING. UNIVERSITY ASSOCIATION, 1985.
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