APA (7th ed.) Citation

Hansen, Toft, & Wivel. (2008). Security strategies and American world order: Lost power. Routledge.

Chicago Style (17th ed.) Citation

Hansen, Toft, and Wivel. Security Strategies and American World Order: Lost Power. New York: Routledge, 2008.

MLA (8th ed.) Citation

Hansen, et al. Security Strategies and American World Order: Lost Power. Routledge, 2008.