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100   $a20080808d2002      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aMethods of analysis by the U.S. Geological Survey National Water Quality Laboratory$b[electronic resource] $earsenic speciation in natural-water samples using laboratory and field methods /$fby John R. Garbarino, Anthony J. Bednar, and Mark R. Burkhardt
210  1$aDenver, Colo. :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d2002.
215   $avi, 40 pages $cdigital, PDF file
225 1 $aWater-resources investigations report ;$v02-4144
300   $aTitle from title screen (viewed Aug. 8, 2008).
517   $aMethods of analysis by the U.S. Geological Survey National Water Quality Laboratory 
606   $aArsenic$xEnvironmental aspects
606   $aWater quality$xMeasurement
615  0$aArsenic$xEnvironmental aspects.
615  0$aWater quality$xMeasurement.
700   $aGarbarino$b John R$01413313
701   $aBednar$b Anthony J$01420028
701   $aBurkhardt$b M. R$g(Mark R.)$01389216
712 02$aGeological Survey (U.S.)
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910697364403321
996   $aMethods of analysis by the U.S. Geological Survey National Water Quality Laboratory$93536535
997   $aUNINA