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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDATE C J. INTRODUCTION TO DATABASE SYSTEMS 8TH ED. 8TH ED. NEW DELHI: PEARSON EDUCATION, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDATE C J. INTRODUCTION TO DATABASE SYSTEMS 8TH ED. 8TH ED. PEARSON EDUCATION, 2009.
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