APA (7th ed.) Citation

Grotius, H., & Kelsey, F. w. (1957). Prolegomena to the Law of war and peace. Liberal Arts Press.

Chicago Style (17th ed.) Citation

Grotius, Hugo, and Francis willey Kelsey. Prolegomena to the Law of War and Peace. New York: Liberal Arts Press, 1957.

MLA (9th ed.) Citation

Grotius, Hugo, and Francis willey Kelsey. Prolegomena to the Law of War and Peace. Liberal Arts Press, 1957.