01491nam 2200385 a 450 991069826500332120060706093556.0(CKB)4970000000049624(OCoLC)70250989(EXLCZ)99497000000004962420060706d2006 ua 0engurmn|---|||||txtrdacontentcrdamediacrrdacarrierResponses to questions for the Record[electronic resource] hearing on the future of air traffic control : the R&D agendaWashington, DC :U.S. Government Accountability Office,[2006]19 pages digital, PDF fileTitle from title screen (viewed on June 14, 2006)."May 17, 2006."Paper version available from: U.S. Government Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548."GAO-06-778R."Responses to questions for the Record Responses To Questions For The Record; Hearing On The Future Of Air Traffic ControlAir traffic controlResearchPlanningAir traffic controlResearchPlanning.Dillingham Gerald Lee1947-1381675United States.Government Accountability Office.GPOGPODOCUMENT9910698265003321Responses to questions for the Record3426268UNINA