Cita APA (7th ed.)
Dreier, J. C. (1962). The Organization of American States and the Hemisphere Crisis. Harper.
Cita Chicago (17th ed.)
Dreier, John C. The Organization of American States and the Hemisphere Crisis. Nueva York, EUA: Harper, 1962.
Cita MLA (9th ed.)
Dreier, John C. The Organization of American States and the Hemisphere Crisis. Harper, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.