Cita APA (7th ed.)

Sullivan, J. (2015). Twentieth-century war and conflict: A concise encyclopedia. Wiley Blackwell.

Cita Chicago (17th ed.)

Sullivan, Jack. Twentieth-century War and Conflict: A Concise Encyclopedia. Chichester, [England]: Wiley Blackwell, 2015.

Cita MLA (9th ed.)

Sullivan, Jack. Twentieth-century War and Conflict: A Concise Encyclopedia. Wiley Blackwell, 2015.