Cita APA (7a ed.)

Collins, A. (2010). Contemporary security studies (2nd ed.). Oxford University Press.

Cita Chicago Style (17a ed.)

Collins, Alan. Contemporary Security Studies. 2nd ed. Oxford ; New York: Oxford University Press, 2010.

Cita MLA (8a ed.)

Collins, Alan. Contemporary Security Studies. 2nd ed. Oxford University Press, 2010.