APA (7th ed.) Citation

Westerfield, H. B. (1963). The instruments of America's foreign policy. Crowell.

Chicago Style (17th ed.) Citation

Westerfield, H. Bradford. The Instruments of America's Foreign Policy. New York: Crowell, 1963.

MLA (9th ed.) Citation

Westerfield, H. Bradford. The Instruments of America's Foreign Policy. Crowell, 1963.