Cita APA (7a ed.)

Codding, G. A. (1964). The Universal Postal Union: Coordinator of the international mails. University Press.

Cita Chicago Style (17a ed.)

Codding, George A. The Universal Postal Union: Coordinator of the International Mails. New York: University Press, 1964.

Cita MLA (9a ed.)

Codding, George A. The Universal Postal Union: Coordinator of the International Mails. University Press, 1964.