01185nam 2200349Ka 450 991069518570332120060613130445.0(CKB)5470000002366870(OCoLC)70079653(EXLCZ)99547000000236687020060613d2006 ua 0engtxtrdacontentcrdamediacrrdacarrierImmigration security checks[electronic resource] how and why the process works[Washington, D.C.] :U.S. Dept. of Homeland Security, U.S. Citizenship and Immigration Services,[2006]3 pages digital, PDF fileFact sheetTitle from title screen (viewed on June 13, 2006)."April 25, 2006."Immigration security checks National securityUnited StatesUnited StatesEmigration and immigrationGovernment policyNational securityU.S. Citizenship and Immigration Services.GPOGPOBOOK9910695185703321Immigration security checks3428188UNINA