APA (7th ed.) Citation

Grotius, H., Kelsey, F. W., & Scott, J. B. (1964). De jure belli ac pacis, libri tres. Oceana.

Chicago Style (17th ed.) Citation

Grotius, Hugo, Francis W. Kelsey, and James Brown Scott. De Jure Belli Ac Pacis, Libri Tres. New York: Oceana, 1964.

MLA (9th ed.) Citation

Grotius, Hugo, et al. De Jure Belli Ac Pacis, Libri Tres. Oceana, 1964.