International Journal of Public Opinion Research. World Association for Public Opinion Research.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Journal of Public Opinion Research. World Association for Public Opinion Research.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Journal of Public Opinion Research. World Association for Public Opinion Research.
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