Pentony, P. (1981). Models of influence in psychotherapy. The Free Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPentony, Patrick. Models of Influence in Psychotherapy. The Free Press, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPentony, Patrick. Models of Influence in Psychotherapy. The Free Press, 1981.
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