APA Style

Collins, Alan. (2016). Contemporary Security Studies (Ed. 4th). Oxford: Oxford University.

Chicago Style

Collins, Alan. Contemporary Security Studies. Ed. 4th Oxford: Oxford University, 2016. Text.

MLA Style

Collins, Alan. Contemporary Security Studies. Ed. 4th Oxford: Oxford University, 2016. Text.

Turabian Style

Collins, Alan. Contemporary Security Studies. Ed. 4th Oxford: Oxford University, 2016. Print.