Cita APA

Friedmann, W., Lissitzyn, O. J., & Pugh, R. C. (1969). Cases and materials on international law. West Pub.

Citación estilo Chicago

Friedmann, Wolfgang, Oliver James Lissitzyn, and Richard Crawford Pugh. Cases and Materials on International Law. St. Paul, Minn: West Pub, 1969.

Cita MLA

Friedmann, Wolfgang, et al. Cases and Materials on International Law. West Pub, 1969.