000 00379nam a2200109Ia 4500
008 240209s9999 xx 000 0 und d
100 1 _aMartin, Gus.
245 1 0 _aUnderstanding Homeland Security 2nd ed. /
_cGus Martin.
650 0 _aUnited states, Department of Homeland Security
650 0 _aTerrorism - United states - Textbooks
650 0 _aCivil defense - United states - Textbooks
999 _c723
_d723