Hart, G., & Gary Hart. (2004). The: A grand strategy for the United States in the twenty-first century. New York: Oxford University Press.
Παραπομπή Chicago StyleHart, Gary, και Gary Hart. The: A Grand Strategy for the United States in the Twenty-first Century. New York: Oxford University Press, 2004.
Παραπομπή MLAHart, Gary, και Gary Hart. The: A Grand Strategy for the United States in the Twenty-first Century. New York: Oxford University Press, 2004.
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