Cita APA (7th ed.)

ebrary, Inc, Sagarin, R. D., & Taylor, T. (2008). Natural security: A Darwinian approach to a dangerous world. University of California Press.

Cita Chicago (17th ed.)

ebrary, Inc, Raphael D. Sagarin, i Terence Taylor. Natural Security: A Darwinian Approach to a Dangerous World. Berkeley: University of California Press, 2008.

Cita MLA (9th ed.)

ebrary, Inc, et al. Natural Security: A Darwinian Approach to a Dangerous World. University of California Press, 2008.