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100   $a20030729d2003      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aAssessment and management of toxics in the watershed$b[electronic resource] /$fby Teri L. Richardson and Johnny Springer, Jr
210  1$aCincinnati, Ohio :$cNational Risk Management Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency,$d[2003]
300   $aTitle from title screen (viewed on July 29, 2003).
300   $a"March 2003."
606   $aHazardous substances$xEnvironmental aspects$zUnited States
606   $aWatershed management$zUnited States
615  0$aHazardous substances$xEnvironmental aspects
615  0$aWatershed management
700   $aRichardson$b Teri L$01384226
701   $aSpringer$b Johnny$01384227
712 02$aNational Risk Management Research Laboratory (U.S.)
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910692083003321
996   $aAssessment and management of toxics in the watershed$93430234
997   $aUNINA