00494nam a2200181Ia 4500008004100000020001500041082001900056100001600075245005700091260004500148300000800193650003300201650002000234653001000254653001100264653002000275700001700295170901s1989    xx            000 0 und d  a8170242452  a363.7394bG28P  aGhose, N.C. 0aPollution of Ganga RiverbEcology of Mid-Ganga Basin  aNew DelhibAshish Publishing Housec1989  a250  aSocial problems and services  aSocial sciences  aIndia  aRivers  aWater pollution  aSharma, C.B.