LEVI, W. (1991). Contemporary International Law A Concise Introduction Werner Levi. Westview.
Chicagoスタイル(17版)引用形式LEVI, Werner. Contemporary International Law A Concise Introduction Werner Levi. Westview, 1991.
MLA(8版)引用形式LEVI, Werner. Contemporary International Law A Concise Introduction Werner Levi. Westview, 1991.
警告: この引用は必ずしも正確ではありません.