Pearce, D. W., & Turner, R. K. (1990). Economics of natural resources and the environment. Johns Hopkins University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPearce, David W., और R. Kerry Turner. Economics of Natural Resources and the Environment. Baltimore: Johns Hopkins University Press, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPearce, David W., और R. Kerry Turner. Economics of Natural Resources and the Environment. Johns Hopkins University Press, 1990.