APA (7th ed.) Citation

Clark, S. R. L. (1999). The political animal: Biology, ethics, and politics. Routledge.

Chicago Style (17th ed.) Citation

Clark, Stephen R. L. The Political Animal: Biology, Ethics, and Politics. London ; New York: Routledge, 1999.

MLA (8th ed.) Citation

Clark, Stephen R. L. The Political Animal: Biology, Ethics, and Politics. Routledge, 1999.