Heitland, W. E. The Roman Republic. 3 Vols. Cambridge, England, 1909.
Leech, H. B. Ancient International Law. Contemporary Review, 1883-1894, xliii, 260; xliv, 890.
Phillipson, Coleman. The International Law and Custom of Ancient Greece and Rome. 2 Vols. London, 1911.
[Medieval.]
Ashburner, Walter. The Rhodian Sea Law. Oxford, 1909.
Ayala, Balthazar. De Jure et Officiis Bellicis et Disciplina Militari. Original and English translation from Latin by J. P. Bate. J. Westlake, editor. 2 Vols. Classics of International Law Series. Washington, 1912.
Benedict, Robert D. The Historical Position of the Rhodian Law, Yale Law Journal, 1908-09, xviii, 223.
Gentilis, Albericus. De Jure Belli. Holland, editor. Oxford, 1877.