Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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