Cita APA (7th ed.)

Bloch, C. (1968). The causes of the World War: An historical summary. H. Fertig.

Cita Chicago (17th ed.)

Bloch, Camille. The Causes of the World War: An Historical Summary. New York: H. Fertig, 1968.

Cita MLA (9th ed.)

Bloch, Camille. The Causes of the World War: An Historical Summary. H. Fertig, 1968.