Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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