APA (7th ed.) Citation

Hough. (2008). Understanding global security (2nd ed.). Routledge.

Chicago Style (17th ed.) Citation

Hough. Understanding Global Security. 2nd ed. London: Routledge, 2008.

MLA (9th ed.) Citation

Hough. Understanding Global Security. 2nd ed. Routledge, 2008.

Warning: These citations may not always be 100% accurate.