01534nam 2200433 450 991070481940332120131021114608.0(CKB)5470000002445545(OCoLC)861186399(EXLCZ)99547000000244554520131021d2013 ua 0engurmn|||||||||rdacontentrdamediardacarrierOverstay enforcement additional actions needed to assess DHS's data and improve planning for a biometric air exit program : report to congressional requesters[Washington, D.C.] :United States Government Accountability Office,2013.1 online resource (iii, 46 pages) color illustrationsTitle from title screen (viewed Oct. 17, 2013)."July 2013.""GAO-13-683."Includes bibliographical references.Overstay enforcement NoncitizensUnited StatesIdentificationIllegal immigrationUnited StatesIdentificationNational securityUnited StatesIllegal immigrationUnited StatesEmigration and immigrationNoncitizensIdentification.Illegal immigrationIdentification.National securityIllegal immigration.GPOGPOBOOK9910704819403321Overstay enforcement3485161UNINA