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100   $a20050802d2005      ua             0
101 0 $aeng
135   $aurmn|---|||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aNational airspace system$b[electronic resource] $eprogress and ongoing challenges for the Air Traffic Organization : testimony before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives /$fstatement of Gerald L. Dillingham
210  1$a[Washington, D.C.] :$cU.S. Government Accountability Office,$d[2005]
225 1 $aTestimony ;$vGAO-05-485 T
300   $aTitle from title screen (viewed on May 6, 2005).
300   $a"For release ... April 14, 2005."
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   $aNational airspace system 
606   $aNational Airspace System (U.S.)
606   $aAir traffic control$zUnited States$xEvaluation
615  0$aNational Airspace System (U.S.)
615  0$aAir traffic control$xEvaluation.
700   $aDillingham$b Gerald Lee$f1947-$01381675
712 02$aUnited States.$bCongress.$bHouse.$bCommittee on Transportation and Infrastructure.$bSubcommittee on Aviation.
712 02$aUnited States.$bGovernment Accountability Office.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910693352103321
996   $aNational airspace system$93427694
997   $aUNINA