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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEducational Resources Information Center. Eric Educational Documents Abstracts. New York: Macmillan Press, 1968.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEducational Resources Information Center. Eric Educational Documents Abstracts. Macmillan Press, 1968.
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