APA (7th ed.) Zitazioa
Kolb, R. (2016). Theory of international law. Hart Publishing.
Chicago Style (17th ed.) Zitazioa
Kolb, Robert. Theory of International Law. Oxford: Hart Publishing, 2016.
MLA (9th ed.) Zitazioa
Kolb, Robert. Theory of International Law. Hart Publishing, 2016.
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