Mugenda, A. G. (2008). Social science research: Theory and principles. Applied Research & Training Services.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMugenda, Abel Gitau. Social Science Research: Theory and Principles. Nairobi, Kenya: Applied Research & Training Services, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMugenda, Abel Gitau. Social Science Research: Theory and Principles. Applied Research & Training Services, 2008.
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