Cita APA (7a ed.)

Levy, J. S., & Goertz, G. (2007). Explaining war and peace: Case studies and necessary condition counterfactuals. Routledge.

Cita Chicago Style (17a ed.)

Levy, Jack S., y Gary Goertz. Explaining War and Peace: Case Studies and Necessary Condition Counterfactuals. London ; New York: Routledge, 2007.

Cita MLA (9a ed.)

Levy, Jack S., y Gary Goertz. Explaining War and Peace: Case Studies and Necessary Condition Counterfactuals. Routledge, 2007.