Keller, J. (1993). How you can conduct a small leadership group. Asian Trading.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKeller, James. How You Can Conduct a Small Leadership Group. Bangalore: Asian Trading, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKeller, James. How You Can Conduct a Small Leadership Group. Asian Trading, 1993.
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