APA (7th ed.) Citation

Williams, G. C. (1992). Natural selection: Domains, levels, and challenges. Oxford University Press.

Chicago Style (17th ed.) Citation

Williams, George C. Natural Selection: Domains, Levels, and Challenges. New York: Oxford University Press, 1992.

MLA (9th ed.) Citation

Williams, George C. Natural Selection: Domains, Levels, and Challenges. Oxford University Press, 1992.