Neuman, W. L. (2003). Social research methods. Pearson Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNeuman, W. Lawrence. Social Research Methods. Pearson Education, 2003.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNeuman, W. Lawrence. Social Research Methods. Pearson Education, 2003.
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