RT Book T1 Commercial facilities protection and homeland security A1 Spellman, Frank R. 1944- LA English PP Lanham Boulder New York London PB Bernan Press YR 2019 UL https://krimdok.uni-tuebingen.de/Record/1670324648 CN 363.325936360973 SN 9781641433471 K1 National Security : United States K1 Commercial buildings : Security measures : United States K1 Public buildings : Security measures : United States K1 Infrastructure (Economics) : Security measures : United States K1 Corporations : Security measures : United States K1 Terrorism : United States : Prevention