Horgan, J. (2014). The psychology of terrorism (Revised and updated second edition.). Routledge.
Chicago Style (17th ed.) CitationHorgan, John. The Psychology of Terrorism. Revised and updated second edition. Abingdon, Oxon: Routledge, 2014.
MLA (8th ed.) CitationHorgan, John. The Psychology of Terrorism. Revised and updated second edition. Routledge, 2014.
Warning: These citations may not always be 100% accurate.