01467nam 2200373 450 991070807770332120170313153653.0(CKB)5470000002469799(OCoLC)975286463(OCoLC)995470000002469799(EXLCZ)99547000000246979920170313d2017 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierRadioactive sources, opportunities exist for federal agencies to strengthen transportation security : report to congressional requesters[Washington, D.C.] :United States Government Accountability Office,2017.1 online resource (ii, 63 pages) color illustrations"February 2017.""GAO-17-58."Includes bibliographical references.Radioactive sources, opportunities exist for federal agencies to strengthen transportation security Radioactive substancesUnited StatesTransportationSecurity measuresUnited StatesRadioactive substancesTransportationSecurity measuresGPOGPOBOOK9910708077703321Radioactive sources, opportunities exist for federal agencies to strengthen transportation security : report to congressional requesters3314095UNINA