Cita APA (7a ed.)

Mathews, J. M. (1928). American foreign relations: Conduct and policies. The Century co.

Cita Chicago Style (17a ed.)

Mathews, John Mabry. American Foreign Relations: Conduct and Policies. New York and London: The Century co, 1928.

Cita MLA (9a ed.)

Mathews, John Mabry. American Foreign Relations: Conduct and Policies. The Century co, 1928.