Dyfyniad APA
Eugenics Society (London, England), Cox, P. R., & Peel, J. (1972). Population and pollution: Proceedings of the eighth annual symposium of the Eugenics Society, London, 1971. Academic Press.
Dyfyniad Arddull Chicago
Eugenics Society (London, England), Peter R. Cox, and John Peel. Population and Pollution: Proceedings of the Eighth Annual Symposium of the Eugenics Society, London, 1971. London, New York: Academic Press, 1972.
Dyfyniad MLA
Eugenics Society (London, England), et al. Population and Pollution: Proceedings of the Eighth Annual Symposium of the Eugenics Society, London, 1971. Academic Press, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.