Cita APA (7a ed.)

Toynbee, A. J. (2008). The German terror in Belgium: An historical record. [s.n.].

Cita Chicago Style (17a ed.)

Toynbee, Arnold Joseph. The German Terror in Belgium: An Historical Record. San Francisco, California: [s.n.], 2008.

Cita MLA (9a ed.)

Toynbee, Arnold Joseph. The German Terror in Belgium: An Historical Record. [s.n.], 2008.