Cox, P. R., & Peel, J. (1972). Population and pollution: Proceedings of the eighth annual symposium of the Eugenics Society. Academic Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCox, Peter R., और John Peel. Population and Pollution: Proceedings of the Eighth Annual Symposium of the Eugenics Society. London: Academic Press, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCox, Peter R., और John Peel. Population and Pollution: Proceedings of the Eighth Annual Symposium of the Eugenics Society. Academic Press, 1972.
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