Cita APA (7a ed.)

Wood, L. (1915). The military obligation of citizenship. Princeton university press; [etc.,etc.].

Cita Chicago Style (17a ed.)

Wood, Leonard. The Military Obligation of Citizenship. Princeton: Princeton university press; [etc.,etc.], 1915.

Cita MLA (8a ed.)

Wood, Leonard. The Military Obligation of Citizenship. Princeton university press; [etc.,etc.], 1915.