Cita APA (7a ed.)

Brock, P. (1972). Pacifism in Europe to 1914. Princeton University Press.

Cita Chicago Style (17a ed.)

Brock, Peter. Pacifism in Europe to 1914. Princeton, New Jersey: Princeton University Press, 1972.

Cita MLA (8a ed.)

Brock, Peter. Pacifism in Europe to 1914. Princeton University Press, 1972.