00346nam a2200121Ia 4500008004000000020001800040082001600058100002100074245003600095260003700131300001200168650004400180210210b1992   xxu||||| |||| 00| 0 eng d  a81 7238 004 6  a363.73 MISE  aMISRA (S G), Ed.  aEnvironmental pollution: water.  aNDbVenus Publishing Housec1992  axvi,359  aEnvironment pollution Waste pollution