APA (7th ed.) Citation
Ruys, T. (2010). "Armed attack" and Article 51 of the UN Charter: Customary law and practice. Cambridge University Press.
Chicago Style (17th ed.) Citation
Ruys, Tom. "Armed Attack" and Article 51 of the UN Charter: Customary Law and Practice. Cambridge ; New York: Cambridge University Press, 2010.
MLA (9th ed.) Citation
Ruys, Tom. "Armed Attack" and Article 51 of the UN Charter: Customary Law and Practice. Cambridge University Press, 2010.
Warning: These citations may not always be 100% accurate.