Cita APA (7a ed.)

Booth, K. (2007). Theory of world security (1st published.). Cambridge University Press.

Cita Chicago Style (17a ed.)

Booth, Ken. Theory of World Security. 1st published. Cambridge [etc.]: Cambridge University Press, 2007.

Cita MLA (9a ed.)

Booth, Ken. Theory of World Security. 1st published. Cambridge University Press, 2007.