DEVILLE JARD. (1984). PSYCHOLOGY OF LEADERSHIP MANAGING RESOURCES & RELATIONSHIP. MENTOR BOOKS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDEVILLE JARD. PSYCHOLOGY OF LEADERSHIP MANAGING RESOURCES & RELATIONSHIP. NEW YORK: MENTOR BOOKS, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDEVILLE JARD. PSYCHOLOGY OF LEADERSHIP MANAGING RESOURCES & RELATIONSHIP. MENTOR BOOKS, 1984.
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