Kelsen, H. (1966). Principles of international law / Hans Kelsen ; revised and edited by Robert W. Tucker (2nd ed.). Holt, Rinehart and Winston.
Cita Chicago Style (17a ed.)Kelsen, Hans. Principles of International Law / Hans Kelsen ; Revised and Edited by Robert W. Tucker. 2nd ed. New York: Holt, Rinehart and Winston, 1966.
Cita MLA (9a ed.)Kelsen, Hans. Principles of International Law / Hans Kelsen ; Revised and Edited by Robert W. Tucker. 2nd ed. Holt, Rinehart and Winston, 1966.
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