000 00525nam a22001811a 4500
020 _a9788170412434
082 _a363.735 03
_bCHH/E
245 _aEncyclopaedia of environmental pollution and its control v.2:
_bwater pollution/
260 _aNew Delhi:
_bAnmol,
_c1999.
300 _a532p.
650 _aWater Pollution
650 _aEnviornmental Pollution Encyclopaedia
650 _aEnviornmental Pollution
650 _aPollution Control
650 _aSocial Science
700 _aChhatwal G R (ed.)
942 _cREF
999 _c12606
_d12606