Cita APA (7th ed.)

Fenwick, C. G. (1949). The inter-American regional system. D. X. McMullen.

Cita Chicago (17th ed.)

Fenwick, Charles Ghequiere. The Inter-American Regional System. New York: D. X. McMullen, 1949.

Cita MLA (9th ed.)

Fenwick, Charles Ghequiere. The Inter-American Regional System. D. X. McMullen, 1949.