Cita APA (7a ed.)

Buzan, B., & Waever, O. (2003). Regions and powers: The structure of international security. University Press.

Cita Chicago Style (17a ed.)

Buzan, Barry, y Ole Waever. Regions and Powers: The Structure of International Security. Cambridge: University Press, 2003.

Cita MLA (9a ed.)

Buzan, Barry, y Ole Waever. Regions and Powers: The Structure of International Security. University Press, 2003.