Martin Gus Understanding terrorism Challenges ,perspectives,and issues. Martin Gus - 4th - New York Sage 2013 - xix;528p + A1-I20 cm. ISBN: 5898.7399999999998 Standard No.: 119282 Source: 91, 28/08/2013, Classic Book Service Textual Subjects--Topical Terms: Psychology Dewey Class. No.: Y:496, Q3