Cita APA (7a ed.)

Christiansen, E. (1967). The Origins of military power in Spain, 1800-1854. Oxford University Press.

Cita Chicago Style (17a ed.)

Christiansen, Eric. The Origins of Military Power in Spain, 1800-1854. London [etc.]: Oxford University Press, 1967.

Cita MLA (9a ed.)

Christiansen, Eric. The Origins of Military Power in Spain, 1800-1854. Oxford University Press, 1967.