01351nam 2200397 450 991070469000332120130603112235.0(CKB)5470000002442811(OCoLC)846465826(EXLCZ)99547000000244281120130603d2013 ua 0engurmn|||||||||rdacontentrdamediardacarrierNational Airspace System airport-centric development : report to congressional requesters[Washington, D.C.] :United States Government Accountability Office,2013.1 online resource (iv, 60 pages) color illustrations, color mapTitle from title screen (viewed Apr. 30, 2013)."March 2013.""GAO-13-261."Includes bibliographical references.National Airspace System National Airspace System (U.S.)AirportsEconomic aspectsUnited StatesEconomic developmentUnited StatesFinanceNational Airspace System (U.S.)AirportsEconomic aspectsEconomic developmentFinance.GPOGPOBOOK9910704690003321National Airspace System3424084UNINA