APA (7th ed.) Citation

Humphreys, R. A. (1949). Latin America: A selective guide to publications in English. Royal Institute of International Affairs.

Chicago Style (17th ed.) Citation

Humphreys, R. A. Latin America: A Selective Guide to Publications in English. London, New York: Royal Institute of International Affairs, 1949.

MLA (9th ed.) Citation

Humphreys, R. A. Latin America: A Selective Guide to Publications in English. Royal Institute of International Affairs, 1949.