Klabbers, Jan
An introduction to international institutional law
Cambridge University Press, 2009
 Buku Teks
Jouannet, Emmanuelle Tourme
A short introduction to international law
Cambridge University Press, 2014
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Starke, J.G.
An introduction to international law
Butterworth, 1977
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Collins, David
An introduction to International investment law
Cambridge University Press, 2017
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Janis, Mark W.
An introduction to international law
Little, Brown , 1993
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