01479nam 2200397 a 450 991069665250332120080609142919.0(CKB)5470000002380336(OCoLC)231401921(EXLCZ)99547000000238033620080609d2008 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierUnmanned aircraft systems[electronic resource] federal actions needed to ensure safety and expand their potential uses within the National Airspace System : report to congressional requesters[Washington, D.C.] :U.S. Govt. Accountability Office,[2008]iii, 67 pages digital, PDF fileTitle from title screen (viewed on June 5, 2008)."May 2008."Paper version available from: U.S. Govt. Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548."GAO-08-511."Includes bibliographical references.Unmanned aircraft systems Drone aircraftUnited StatesNational Airspace System (U.S.)United StatesArmed ForcesWeapons systemsDrone aircraftNational Airspace System (U.S.)GPOGPOBOOK9910696652503321Unmanned aircraft systems230247UNINA