Style de citation APA (7e éd.)

Fletcher, G. P., & Ohlin, J. D. (2008). Defending humanity: When force is justified and why. YorkOxford University Press.

Style de citation Chicago (17e éd.)

Fletcher, George P., et Jens David Ohlin. Defending Humanity: When Force Is Justified and Why. Oxford ; New: YorkOxford University Press, 2008.

Style de citation MLA (8e éd.)

Fletcher, George P., et Jens David Ohlin. Defending Humanity: When Force Is Justified and Why. YorkOxford University Press, 2008.