PFEIFFR J WILLIAM EDT. (1985). HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATIONS TRAINING. UNIVERSITY ASSOCIATION.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPFEIFFR J WILLIAM EDT. HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATIONS TRAINING. CALIFORNIA: UNIVERSITY ASSOCIATION, 1985.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPFEIFFR J WILLIAM EDT. HANDBOOK OF STRUCTURED EXPERIENCES FOR HUMAN RELATIONS TRAINING. UNIVERSITY ASSOCIATION, 1985.
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