APA (7th ed.) Citation

Hirst. (2001). War and power in the 21st century: The state, military conflict and the international system. Polity Press.

Chicago Style (17th ed.) Citation

Hirst. War and Power in the 21st Century: The State, Military Conflict and the International System. Malden: Polity Press, 2001.

MLA (8th ed.) Citation

Hirst. War and Power in the 21st Century: The State, Military Conflict and the International System. Polity Press, 2001.

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