LEADER 01436oam 2200433 a 450 001 9910701974803321 005 20120710092238.0 035 $a(CKB)5470000002422368 035 $a(OCoLC)775940418 035 $a(EXLCZ)995470000002422368 100 $a20120211d2012 ua 0 101 0 $aeng 135 $aurmn||||a|||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aHomeland defense$b[electronic resource] $econtinued actions needed to improve management of air sovereignty alert operations : report to congressional requesters 210 1$a[Washington, D.C.] :$cU.S. Govt. Accountability Office,$d[2012] 215 $a1 online resource (ii, 41 pages) $ccolor illustrations 300 $aTitle from title screen (viewed on Feb. 11, 2012). 300 $a"January 2012." 300 $a"GAO-12-311." 320 $aIncludes bibliographical references. 517 $aHomeland defense 606 $aAir defenses$zUnited States 606 $aCivil defense$zUnited States 606 $aNational security$zUnited States 606 $aTerrorism$zUnited States$xPrevention 615 0$aAir defenses 615 0$aCivil defense 615 0$aNational security 615 0$aTerrorism$xPrevention. 801 0$bDID 801 1$bDID 801 2$bGPO 906 $aBOOK 912 $a9910701974803321 996 $aHomeland defense$93424085 997 $aUNINA