APA (7th ed.) Citation
Doyle, R. J. (2009). The roots of war in the 21st century: Geography, hegemony, and politics in Asia-Pacific. University Press of America.
Chicago Style (17th ed.) Citation
Doyle, Randall Jordan. The Roots of War in the 21st Century: Geography, Hegemony, and Politics in Asia-Pacific. Lanham, MD: University Press of America, 2009.
MLA (9th ed.) Citation
Doyle, Randall Jordan. The Roots of War in the 21st Century: Geography, Hegemony, and Politics in Asia-Pacific. University Press of America, 2009.
Warning: These citations may not always be 100% accurate.