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100   $a20121219d2011      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aEmerging threats to rail security$b[electronic resource] $ehearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Twelfth Congress, first session, June 14, 2011
210  1$aWashington :$cU.S. G.P.O.,$d2012.
215   $a1 online resource (iii, 40 pages)
225 1 $aS. hrg. ;$v112-145
300   $aTitle from title screen (viewed on Dec. 19, 2012).
320   $aIncludes bibliographical references.
517   $aEmerging threats to rail security 
606   $aRailroads$xPassenger traffic$xSecurity measures$zUnited States
606   $aTerrorism$zUnited States$xPrevention
615  0$aRailroads$xPassenger traffic$xSecurity measures
615  0$aTerrorism$xPrevention.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910702325103321
996   $aEmerging threats to rail security$93438735
997   $aUNINA