APA (7th ed.) Citation

Helm, A. M. (2007). The law of war in the 21st century: Weaponry and the use of force. Naval War College.

Chicago Style (17th ed.) Citation

Helm, Anthony M. The Law of War in the 21st Century: Weaponry and the Use of Force. Newport, R.I.: Naval War College, 2007.

MLA (9th ed.) Citation

Helm, Anthony M. The Law of War in the 21st Century: Weaponry and the Use of Force. Naval War College, 2007.