Davis, K., & Bernstam, M. S. (1991). Resources, environment, and population: Present knowledge, future options. Population Council : Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDavis, Kingsley, और Mikhail S. Bernstam. Resources, Environment, and Population: Present Knowledge, Future Options. New York: Population Council : Oxford University Press, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDavis, Kingsley, और Mikhail S. Bernstam. Resources, Environment, and Population: Present Knowledge, Future Options. Population Council : Oxford University Press, 1991.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.