Cita APA (7th ed.)
Klabbers, J. (2017). International law (Second edition.). New York.
Cita Chicago (17th ed.)
Klabbers, Jan. International Law. Second edition. Cambridge [UK]: New York, 2017.
Cita MLA (9th ed.)
Klabbers, Jan. International Law. Second edition. New York, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.