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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNAyyar, Deepak. Public Relations and Communication. 1st. Jaipur: ABD Publ, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNAyyar, Deepak. Public Relations and Communication. 1st. ABD Publ, 2006.
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