Cita APA (7a ed.)

Parkinson, R. (1988). The origins of world war one (1. publ., 6. impression.). Wayland.

Cita Chicago Style (17a ed.)

Parkinson, Roger. The Origins of World War One. 1. publ., 6. impression. London: Wayland, 1988.

Cita MLA (9a ed.)

Parkinson, Roger. The Origins of World War One. 1. publ., 6. impression. Wayland, 1988.