Whittaker, David J., 1925- Terrorism : understanding the global threat / David J. Whittaker - Rev. ed. - Harlow, England : Pearson/Longman, 2007 - vi, 236 p. ; 20 cm. Includes index ISBN: 1405840854 (pbk.) RM63.68 9781405840859 (pbk.) Subjects--Topical Terms: Terrorism