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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSAIBABA RUDRA. MANAGEMENT OF CO-OPERATIVE. JAIPUR(INDIA): PRINTWELL PUBLICATIONS, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSAIBABA RUDRA. MANAGEMENT OF CO-OPERATIVE. PRINTWELL PUBLICATIONS, 1991.
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