Roberts, D. F., & Harrison, G. A. (1959). Natural selection in human populations. New York: Pergamon Press.
Chicago Style CitationRoberts, D. F., and G. A. Harrison. Natural Selection in Human Populations. New York: Pergamon Press, 1959.
MLA CitationRoberts, D. F., and G. A. Harrison. Natural Selection in Human Populations. New York: Pergamon Press, 1959.
Warning: These citations may not always be 100% accurate.