Cita APA (7th ed.)

Thornton, A. P. (1965). Doctrines of imperialism. Wiley.

Cita Chicago (17th ed.)

Thornton, A. P. Doctrines of Imperialism. New York: Wiley, 1965.

Cita MLA (8th ed.)

Thornton, A. P. Doctrines of Imperialism. Wiley, 1965.