Morris, M. D. (1979). Measuring the condition of the world's poor: The physical quality of life index. Published for the Overseas Development Council by Pergamon Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMorris, Morris David. Measuring the Condition of the World's Poor: The Physical Quality of Life Index. New York: Published for the Overseas Development Council by Pergamon Press, 1979.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMorris, Morris David. Measuring the Condition of the World's Poor: The Physical Quality of Life Index. Published for the Overseas Development Council by Pergamon Press, 1979.
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