Cita APA (7a ed.)

Joll, J. (1984). The origins of the First World War. Longman.

Cita Chicago Style (17a ed.)

Joll, James. The Origins of the First World War. London [etc.]: Longman, 1984.

Cita MLA (9a ed.)

Joll, James. The Origins of the First World War. Longman, 1984.