1. D. Kaplan and A. Marshall, The Cult at the End of the World (New York: Crown, 1996); J. K. Campbell, Weapons of Mass Destruction Terrorism (Seminole, FL: Interpact Press, 1997).
2. See, for example, S. Ashara, The Day of Annihilation; Beyond Life and Death, The Land of the Rising Sun is Headed Toward a Bitter Fate (New York: Aum Publishing).
3. A. Schmidt and A. Jongman, Terrorism (Amsterdam: Transaction Books, 1988), pp. 5-112.
4. M. Crenshaw, "Thoughts on Relating Terrorism to Historical Contexts," in M. Crenshaw, ed., Terrorism in Context (University Park: University of Pennsylvania Press, 1995), p. 5
5. J. Ross, "Beyond the Conceptualization of Terrorism: Psychological-Structural Model of the Causes of this Activity," in C. Summers and E. Markusen, eds., Collective Violence: Harmful Behavior in Groups and Government (New York: Rowman and Littlefield, 1999), pp. 169-192.