Robert Jenning & Arthur walts. (2003). Oppenheim's international law vol.1 (ed.9.). Universal law publishing company.
Chicago Edition CitationRobert Jenning and Arthur walts. Oppenheim's International Law Vol.1. ed.9. New Delhi: Universal law publishing company, 2003.
MLA引文Robert Jenning and Arthur walts. Oppenheim's International Law Vol.1. ed.9. Universal law publishing company, 2003.
警告：這些引文格式不一定是100％准確.