Παραπομπή APA

Friedmann, W. (1964). The Changing Structure of International Law. Vakils, Feffer and Simons.

Παραπομπή Chicago Style

Friedmann, Wolfgang. The Changing Structure of International Law. Bombay: Vakils, Feffer and Simons, 1964.

Παραπομπή MLA

Friedmann, Wolfgang. The Changing Structure of International Law. Vakils, Feffer and Simons, 1964.