Cita APA (7th ed.)

Beloff, M. (1963). The United States and the unity of Europe. Knopf.

Cita Chicago (17th ed.)

Beloff, Max. The United States and the Unity of Europe. New York: Knopf, 1963.

Cita MLA (9th ed.)

Beloff, Max. The United States and the Unity of Europe. Knopf, 1963.