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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEducational Research Association. Journal of Educational Research. Washington: Heldref Publications, 1920.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEducational Research Association. Journal of Educational Research. Heldref Publications, 1920.
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