APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

Williams, George C. Natural Selection: Domains, Levels, and Challenges. Oxford university press, 1992.