Cita APA (7a ed.)

Wells, M., & Todd, A. (2011). Causes, practices and effects of wars (1. publ.). Cambridge Univ. Press.

Cita Chicago Style (17a ed.)

Wells, Michael, y Allan Todd. Causes, Practices and Effects of Wars. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 2011.

Cita MLA (9a ed.)

Wells, Michael, y Allan Todd. Causes, Practices and Effects of Wars. 1. publ. Cambridge Univ. Press, 2011.