APA (7th ed.) Citation

Howard, M., Andreopoulos, G. J., & Shulman, M. R. (1994). The laws of war: Constraints on warfare in the Western world. Yale University Press.

Chicago Style (17th ed.) Citation

Howard, Michael, George J. Andreopoulos, and Mark R. Shulman. The Laws of War: Constraints on Warfare in the Western World. New Haven ; London: Yale University Press, 1994.

MLA (9th ed.) Citation

Howard, Michael, et al. The Laws of War: Constraints on Warfare in the Western World. Yale University Press, 1994.