APA (7th ed.) Citation

Clark, I., & Clark, I. (1989). The hierarchy of states: Reform and resistance in the international order. Cambridge University Press.

Chicago Style (17th ed.) Citation

Clark, Ian, and Ian Clark. The Hierarchy of States: Reform and Resistance in the International Order. Cambridge: Cambridge University Press, 1989.

MLA (9th ed.) Citation

Clark, Ian, and Ian Clark. The Hierarchy of States: Reform and Resistance in the International Order. Cambridge University Press, 1989.