01130nam a22002774a 450000100090000000300090000900500170001800800410003501000170007602000150009304000280010808200130013624501510014925000120030026000370031230000450034950400510039465000400044565000190048565000330050470000260053771000380056385600930060185600850069485600730077911800581BD-KhUET20121205161123.0121119s1999    nyua     b    001 0 eng    a   99049136   a0070016593  aDLCcDLCdDLCdBD-KhUET00a628.122100aWater quality and treatment :ba handbook of community water supplies /cAmerican Water Works Association, Raymond D. Letterman, technical editor.  a5th ed.  aNew York :bMcGraw-Hill,cc1999.  a1 v. (various pagings) :bill. ;c24 cm.  aIncludes bibliographical references and index. 0aWaterxPurificationzUnited States. 0aWater quality. 0aWater-supplyzUnited States.1 aLetterman, Raymond D.2 aAmerican Water Works Association.423Contributor biographical informationuhttp://www.loc.gov/catdir/bios/mh041/99049136.html423Publisher descriptionuhttp://www.loc.gov/catdir/description/mh023/99049136.html413Table of contentsuhttp://www.loc.gov/catdir/toc/mh023/99049136.html