00405nam a2200133Ia 4500008004100000040001700041082002400058110004100082245004100123250001300164260004700177300001600224650003100240190329s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta628.102bI39M  aIndia. Ministry of Urban Development 0aManual on water supply and treatment  a3rd rev.  aNew DelhibController of Publicationc1999  axxxii, 741p  aWATER SUPPLY POLICY-MANUAL