Thompson, W. S. (1935). Population problems (2d ed.). McGraw-Hill Book Company, inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThompson, Warren Simpson. Population Problems. 2d ed. New York, London: McGraw-Hill Book Company, inc., 1935.
एमएलए (8वां संस्करण) प्रशस्ति पत्रThompson, Warren Simpson. Population Problems. 2d ed. McGraw-Hill Book Company, inc., 1935.
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