Ecyclopaedia of international law; Vol. 2 : International law and state sovereignty
edited by Vinod K. Lall, Danial Khemchand
Anmol Publications, 1997
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O`Connell, D.P.
International law; Vol. II
Stevens & Sons, 1970
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Questions of International law /Hungarian Branch of the International Law Association
The Hungarian Lawyers Association, 1962
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Ecyclopaedia of international law; Vol. 7 : Dynamics of law and legality
edited by Vinod K. Lall, Danial Khemchand
Anmol Publications, 1997
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Oppenheim, L.
International Law a treatise vol. II - disputes, war and neutrality
Longmas, 1944
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