APA (7th ed.) Citation

Horgan. (2005). The psychology of terrorism. Roulegde.

Chicago Style (17th ed.) Citation

Horgan. The Psychology of Terrorism. London: Roulegde, 2005.

MLA (8th ed.) Citation

Horgan. The Psychology of Terrorism. Roulegde, 2005.

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