01513nam a2200313 a 4500001001200000003000800012006001900020007001500039008004100054010001700095020001500112040002100127035002100148050002300169082001500192245031200207246004800519260005500567300003000622500006200652504004100714533015200755650005700907650004600964655002901010710001701039856012601056999001701182ebr10056906CaPaEBRm        u        cr cn|||||||||931007s1993    dcuab   sb    000 0 eng d  z   93084799   z0309049482  aCaPaEBRcCaPaEBR  a(OCoLC)63253851714aTD223b.S94 1993eb04a333.9122000aSustaining our water resourcesh[electronic resource] :bWater Science and Technology Board tenth anniversary symposium, November 9, 1992 /cWater Science and Technology Board, Commission on Engineering and Technical Systems, Commission on Geosciences, Environment, and Resources, National Research Council.3 aProceedings, sustaining our water resources  aWashington, D.C. :bNational Academy Press,c1993.  aix, 114 p. :bill., maps.  aCover title: Proceedings, sustaining our water resources.  aIncludes bibliographical references.  aElectronic reproduction.bPalo Alto, Calif. :cebrary,d2013.nAvailable via World Wide Web.nAccess may be limited to ebrary affiliated libraries. 0aWater quality managementzUnited StatesvCongresses. 0aWater qualityzUnited StatesvCongresses. 7aElectronic books.2local2 aebrary, Inc.40uhttp://site.ebrary.com/lib/rucke/Doc?id=10056906zAn electronic book accessible through the World Wide Web; click to view  c70401d70401