00568cam a22001697a 4500008004000000020001800040082001600058100001800074245005900092260003500151300000900186650003000195650002200225650004600247999001900293952008600312180718b1983   xxu||||| |||| 00| 0 eng d  a0 85226 897 1  aV44x54 V438  aVarshney, C K  aWater pollution and managementcEdited by C K Varshney  aNew DelhibWiley Easternc1983  a242p  aWater quality management.  aWater - Pollution  aWater - Pollution - Environmental aspects  c410468d410468  00104070aIIPAbIIPAd2009-01-19oV44x54 V438p5561r2018-07-21w2018-07-21yBK