APA (7th ed.) Citation

Spykman, N. J. (1942). America's strategy in world politics, the United States and the balance of power. Harcourt, Brace and Company.

Chicago Style (17th ed.) Citation

Spykman, Nicholas John. America's Strategy in World Politics, the United States and the Balance of Power. New York: Harcourt, Brace and Company, 1942.

MLA (9th ed.) Citation

Spykman, Nicholas John. America's Strategy in World Politics, the United States and the Balance of Power. Harcourt, Brace and Company, 1942.