Adams, J. (2007). Research methods for graduate business and social science students. SAGE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAdams, John. Research Methods for Graduate Business and Social Science Students. New Delhi ; Thousand Oaks: SAGE, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAdams, John. Research Methods for Graduate Business and Social Science Students. SAGE, 2007.
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