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100   $a20050517d2005      ua             0
101 0 $aeng
135   $aurmn||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aNational Airspace System$b[electronic resource] $eexperts' views on improving the U.S. Air Traffic Control Modernization program : GAO panel
210  1$a[Washington, D.C.] :$cU.S. Government Accountability Office,$d[2005]
300   $aTitle from title screen (viewed on May 5, 2005).
300   $a"April 2005."
300   $aPaper version available from: U.S. Government Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548.
300   $a"GAO-05-333SP."
320   $aIncludes bibliographical references.
517   $aNational Airspace System 
606   $aNational Airspace System (U.S.)
606   $aAir traffic control$zUnited States
615  0$aNational Airspace System (U.S.)
615  0$aAir traffic control
712 02$aUnited States.$bGovernment Accountability Office.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910693214003321
996   $aNational Airspace System$93424084
997   $aUNINA