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100   $a20070426d2007      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aPerchlorate$b[electronic resource] $eEPA does not systematically track incidents of contamination : testimony before the Subcommittee on Environment and Hazardous Materials, House Committee on Energy and Commerce /$fstatement of John B. Stephenson
210  1$a[Washington, D.C.] :$cU.S. Govt. Accountability Office,$d[2007]
215   $a16 pages $cdigital, PDF file
225 1 $aTestimony ;$vGAO-07-797 T
300   $aTitle from title screen (viewed on Apr. 26, 2007).
300   $a"For release on delivery ... Wednesday, April 25, 2007."
300   $aPaper version available from: U.S. Govt. Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548.
320   $aIncludes bibliographical references.
517   $aPerchlorate 
606   $aPerchlorates$xEnvironmental aspects$zUnited States
606   $aDrinking water$xContamination$zUnited States
615  0$aPerchlorates$xEnvironmental aspects
615  0$aDrinking water$xContamination
700   $aStephenson$b John B$01380816
712 02$aUnited States.$bCongress.$bHouse.$bCommittee on Energy and Commerce.$bSubcommittee on Environment and Hazardous Materials.
712 02$aUnited States.$bGovernment Accountability Office.
801  0$bEJB
801  1$bEJB
801  2$bGPO
906   $aBOOK
912   $a9910695972103321
996   $aPerchlorate$93456818
997   $aUNINA