APA (7th ed.) Citation

Buzan, B. (2004). The United States and the great powers: World politics in the twenty-first century. Polity.

Chicago Style (17th ed.) Citation

Buzan, Barry. The United States and the Great Powers: World Politics in the Twenty-first Century. Cambridge, UK: Polity, 2004.

MLA (9th ed.) Citation

Buzan, Barry. The United States and the Great Powers: World Politics in the Twenty-first Century. Polity, 2004.

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