00550nam a22001217a 4500008004100000040005500041080002800096245016900124260009300293300001000386650001200396653002000408230221b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a628.54(282.253.215)bM2  aGanga Basin: c/ Proceedings of an international symposium held at Church House , London 27 August to 2 September 1974bBasin sub-basin inventory of water pollution  aNew Delhi:    bCentral Board for the Prevention and Control of Water Pollution,  c1978  a113p.  aScience  aWater pollution