APA (7th ed.) Citation

Armstrong, J. D., Farrell, T., & Lambert, H. (2012). International law and international relations (2. ed.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Armstrong, James D., Theo Farrell, and Hélène Lambert. International Law and International Relations. 2. ed. Cambridge [u.a.]: Cambridge Univ. Press, 2012.

MLA (9th ed.) Citation

Armstrong, James D., et al. International Law and International Relations. 2. ed. Cambridge Univ. Press, 2012.