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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Starke, J.G.
An introduction to international law
Butterworth , 1958
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Wallace, Rebecca M.M.
International law: a student introduction
Sweet & Maxwell, 1986
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Wallace, Rebecca M.M.
International law : a student introduction
Sweet & Maxwell, 1992
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