Gaya APA
Oppenheim, L. (1952).
International Law, Volume 2: Disputes, War and Neutrality (-).
London:
Longmans, Green & Co..
Gaya MLA
Oppenheim, L..
"International Law, Volume 2: Disputes, War and Neutrality".
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London:
Longmans, Green & Co.,
1952.
Buku.