Bulmer, M. (1984). Sociological research methods (2nd ed.). Transaction Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBulmer, Martin. Sociological Research Methods. 2nd ed. New Brunswick: Transaction Books, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBulmer, Martin. Sociological Research Methods. 2nd ed. Transaction Books, 1984.
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