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100   $a20030205d2001      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 00$aBiological indicator variability and stream monitoring program integration$b[electronic resource] $ea Maryland case study /$fsubmitted to Technology Planning & Management Corporation ; prepared for Wayne S. Davis ; prepared by Nancy Roth ... [and others]
210  1$a[Washington, D.C.] :$c[U.S. Environmental Protection Agency],$d[2001]
300   $a"January 2001."
300   $aTitle from title screen (viewed on Feb. 5, 2003).
517   $aBiological indicator variability and stream monitoring program integration 
606   $aIndicators (Biology)$zMaryland
606   $aStream ecology$zMaryland
615  0$aIndicators (Biology)
615  0$aStream ecology
701   $aDavis$b Wayne S$015679
701   $aRoth$b Nancy E$01383317
712 02$aUnited States.$bEnvironmental Protection Agency.
712 02$aTechnology Planning & Management Corporation.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910691830403321
996   $aBiological indicator variability and stream monitoring program integration$93427993
997   $aUNINA