APA (7th ed.) Citation

Lawrence, T. J. (1910). The principles of international law (6th ed.). D.C. Heath & co..

Chicago Style (17th ed.) Citation

Lawrence, T. J. The Principles of International Law. 6th ed. Boston: D.C. Heath & co., 1910.

MLA (9th ed.) Citation

Lawrence, T. J. The Principles of International Law. 6th ed. D.C. Heath & co., 1910.