APA ציטוט

Oppenheim, L. (1955). International law: A treatise. London: Longmans.

Trích dẫn kiểu Chicago

Oppenheim, L. International Law: A Treatise. London: Longmans, 1955.

ציטוט MLA

Oppenheim, L. International Law: A Treatise. London: Longmans, 1955.