APA (7th ed.) Citation

ebrary, Inc, Preble, C. A., & Mueller, J. (2014). A dangerous world?: Threat perception and U.S. national security. Cato Institute.

Chicago Style (17th ed.) Citation

ebrary, Inc, Christopher A. Preble, and John Mueller. A Dangerous World?: Threat Perception and U.S. National Security. Washington, D.C.: Cato Institute, 2014.

MLA (9th ed.) Citation

ebrary, Inc, et al. A Dangerous World?: Threat Perception and U.S. National Security. Cato Institute, 2014.