SEKARAN UMA. (2006). RESEARCH METHODS FOR BUSINESS: A SKILL-BUILDING APPROACH (4TH.). WILEY INDIA.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSEKARAN UMA. RESEARCH METHODS FOR BUSINESS: A SKILL-BUILDING APPROACH. 4TH. NEW DELHI: WILEY INDIA, 2006.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSEKARAN UMA. RESEARCH METHODS FOR BUSINESS: A SKILL-BUILDING APPROACH. 4TH. WILEY INDIA, 2006.
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