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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIn-Service and Professional Development Association. Journal of In-service Education. Wallingford, Oxfordshire: Triangle Journals, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIn-Service and Professional Development Association. Journal of In-service Education. Triangle Journals, 1998.
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