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100   $a20061019d2006      ua             0
101 0 $aeng
135   $aurmn|---|||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aNext Generation Air Transportation System$b[electronic resource] $epreliminary analysis of progress and challenges associated with the transformation of the National Airspace System : testimony before the Subcommittee on Aviation, Committee on Commerce, Science, and Transportation, U.S. Senate /$fstatement of Gerald L. Dillingham
210  1$a[Washington, D.C.] :$cU.S. Government Accountability Office,$d[2006]
215   $a20 pages $cdigital, PDF file
225 1 $aTestimony ;$vGAO-06-915 T
300   $aTitle from title screen (viewed on Oct. 12, 2006).
300   $a"For release ... July 25, 2006."
300   $aPaper version available from: U.S. Government Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548.
320   $aIncludes bibliographical references.
517   $aNext Generation Air Transportation System 
606   $aAeronautics and state$zUnited States
606   $aNational Airspace System (U.S.)
606   $aAir traffic control$zUnited States
606   $aAeronautics, Commercial$zUnited States$xManagement
615  0$aAeronautics and state
615  0$aNational Airspace System (U.S.)
615  0$aAir traffic control
615  0$aAeronautics, Commercial$xManagement.
700   $aDillingham$b Gerald Lee$f1947-$01381675
712 02$aUnited States.$bCongress.$bSenate.$bCommittee on Commerce, Science, and Transportation.$bSubcommittee on Aviation.
712 02$aUnited States.$bGovernment Accountability Office.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910695329303321
996   $aNext Generation Air Transportation System$93424961
997   $aUNINA