APA (7th ed.) Citation

Smith, E. E. (2020). Just war theory and non-state actors: Using an historical body of knowledge in modern circumstances. Routledge.

Chicago Style (17th ed.) Citation

Smith, Eric E. Just War Theory and Non-state Actors: Using an Historical Body of Knowledge in Modern Circumstances. London ; New York: Routledge, 2020.

MLA (9th ed.) Citation

Smith, Eric E. Just War Theory and Non-state Actors: Using an Historical Body of Knowledge in Modern Circumstances. Routledge, 2020.