Cita APA (7a ed.)

Friedmann, W. (1964). The changing structure of inernational law. Vakils, Feffer and Simons Private.

Cita Chicago Style (17a ed.)

Friedmann, Wolfgang. The Changing Structure of Inernational Law. New York: Vakils, Feffer and Simons Private, 1964.

Cita MLA (8a ed.)

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