
Spykman, N. J. (1942). America's strategy in world politics: The United States and the balance of power. Harcourt, Brace.
Chicago ZitierstilSpykman, Nicholas J. America's Strategy in World Politics: The United States and the Balance of Power. New York: Harcourt, Brace, 1942.
MLA ZitierstilSpykman, Nicholas J. America's Strategy in World Politics: The United States and the Balance of Power. Harcourt, Brace, 1942.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.