Dyfyniad APA

Landheer, B., & Essen, J. L. F. v. (1953). Fundamentals of public international law. A. W. Sitjhoff.

Dyfyniad Arddull Chicago

Landheer, Bartholomeus, and Jan Louis Frederick van Essen. Fundamentals of Public International Law. Leyden: A. W. Sitjhoff, 1953.

Dyfyniad MLA

Landheer, Bartholomeus, and Jan Louis Frederick van Essen. Fundamentals of Public International Law. A. W. Sitjhoff, 1953.

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