01456nam 2200397 a 450 991069838350332120070712101813.0(CKB)4970000000049623(OCoLC)154683859(EXLCZ)99497000000004962320070712d2007 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierResponses to questions for the Record[electronic resource] hearing on the future of air traffic control modernizationWashington, DC :U.S. Govt. Accountability Office,[2007]15 pages digital, PDF fileTitle from title screen (viewed on July 11, 2007).Author: Gerald L. Dilli[n]gham."May 30, 2007."Paper version available from: U.S. Govt. Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548."GAO-07-928R."Includes bibliographical references.Responses to questions for the Record Air traffic controlPlanningAir traffic controlPlanning.Dillingham Gerald Lee1947-1381675United States.Government Accountability Office.GPOGPOBOOK9910698383503321Responses to questions for the Record3426268UNINA