00741nam a2200217Ia 4500008004100000020001500041082001800056100008100074245001600155260005900171300000800230650003300238650002000271653001800291700001800309700001500327700001700342942001200359999001500371952013700386170901s1998    xx            000 0 und d  a0812041281  a363.7394bI5P  aInternational Specialized Conference Water Quality and Its Management, First 0aProceddings  aNew DelhibCentral Board of Irrigation and Powerc1998  a583  aSocial problems and services  aSocial sciences  aWater quality  aKaushish, S.P  aRao, A.R.G  aVarma, C.V.J  2ddccBK  c4072d4072  00102ddc4070aRAUbRAUd2017-10-18eResearchco Book Centre, New Delhig600.00l0o363.7394 I5Pp47356r2017-10-18w1990-03-26yBK