APA (7th ed.) Citation

Armstrong, J. D., Farrell, T., & Lambert, H. (2007). International law and international relations. Cambridge University Press.

Chicago Style (17th ed.) Citation

Armstrong, J. D., Theo Farrell, and Hélène Lambert. International Law and International Relations. Cambridge [U.K.] ; New York: Cambridge University Press, 2007.

MLA (9th ed.) Citation

Armstrong, J. D., et al. International Law and International Relations. Cambridge University Press, 2007.