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100   $a20040728d2004      ua             0
101 0 $aeng
135   $aurmn||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aRail security$b[electronic resource] $esome actions taken to enhance passenger and freight rail security, but significant challenges remain : testimony before the Committee on Commerce, Science, and Transportation, U.S. Senate /$fstatement of Peter F. Guerrero, and Norman J. Rabkin
210  1$a[Washington, D.C.] :$cU.S. General Accounting Office,$d[2004]
225 1 $aTestimony ;$vGAO-04-598 T
300   $aTitle from title screen (viewed on July 27, 2004).
300   $a"For release ... March 23, 2004."
300   $aPaper version available from: U.S. General Accounting Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548.
320   $aIncludes bibliographical references.
517   $aRail security 
606   $aRailroads$xSecurity measures$zUnited States
606   $aTerrorism$zUnited States$xPrevention
615  0$aRailroads$xSecurity measures
615  0$aTerrorism$xPrevention.
700   $aGuerrero$b Peter F$01381464
701   $aRabkin$b Norman J$0195314
712 02$aUnited States.$bCongress.$bSenate.$bCommittee on Commerce, Science, and Transportation.
712 02$aUnited States.$bGeneral Accounting Office.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910692697103321
996   $aRail security$93425293
997   $aUNINA