Cita APA (7a ed.)

McCauley, C., & Moskalenko, S. (2017). Friction: How conflict radicalizes them and us (Revised and expanded edition.). Oxford University Press.

Cita Chicago Style (17a ed.)

McCauley, Clark, y Sophia Moskalenko. Friction: How Conflict Radicalizes Them and Us. Revised and expanded edition. New York, NY: Oxford University Press, 2017.

Cita MLA (8a ed.)

McCauley, Clark, y Sophia Moskalenko. Friction: How Conflict Radicalizes Them and Us. Revised and expanded edition. Oxford University Press, 2017.