Bittle L.R. (1987). What Every Supervisor Should Know. TMH.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBittle L.R. What Every Supervisor Should Know. New Delhi: TMH, 1987.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBittle L.R. What Every Supervisor Should Know. TMH, 1987.
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