Cita APA (7th ed.)

Armstrong, D., & Farrel, T. &. L. (2012). International law and international relations (2nd ed.). Cambridge University Press.

Cita Chicago (17th ed.)

Armstrong, David, i Theo & Lambert Farrel. International Law and International Relations. 2nd ed. Cambridge: Cambridge University Press, 2012.

Cita MLA (9th ed.)

Armstrong, David, i Theo & Lambert Farrel. International Law and International Relations. 2nd ed. Cambridge University Press, 2012.