Cita APA (7a ed.)

Collins, A. (2013). Contemporary security studies (4th ed.). Oxford University Press.

Cita Chicago Style (17a ed.)

Collins, Alan. Contemporary Security Studies. 4th ed. Oxford: Oxford University Press, 2013.

Cita MLA (9a ed.)

Collins, Alan. Contemporary Security Studies. 4th ed. Oxford University Press, 2013.