Cita APA (7th ed.)

Jennings, R. Y. (1960). The progress of international law. Cambridge of the University Press.

Cita Chicago (17th ed.)

Jennings, Robert Yewdall. The Progress of International Law. London: Cambridge of the University Press, 1960.

Cita MLA (9th ed.)

Jennings, Robert Yewdall. The Progress of International Law. Cambridge of the University Press, 1960.