APA (7th ed.) Citation

Hart, G. (2004). The fourth power : a grand strategy for the United States in the twenty-first century / Gary Hart: A grand strategy for the United States in the twenty-first century. Oxford University Press.

Chicago Style (17th ed.) Citation

Hart, Gary. The Fourth Power : A Grand Strategy for the United States in the Twenty-first Century / Gary Hart: A Grand Strategy for the United States in the Twenty-first Century. New York ; Oxford: Oxford University Press, 2004.

MLA (9th ed.) Citation

Hart, Gary. The Fourth Power : A Grand Strategy for the United States in the Twenty-first Century / Gary Hart: A Grand Strategy for the United States in the Twenty-first Century. Oxford University Press, 2004.

Warning: These citations may not always be 100% accurate.