000 00582nam a22001937a 4500
003 OSt
005 20130424133057.0
008 130104b xxu||||| |||| 00| 0 eng d
020 _a8170412439
082 _aREF 363.73 CHH
100 _aChhatwal, G.R.
245 _aEncyclopaedia of Environmental Pollution and its Control :
_bWater Pollution.
260 _aNew Delhi :
_bAnmol Publications,
_c1989.
300 _avi, 532 p.
_bill.
_c22 cm.
505 _gVol 2
650 _aEncyclopaedia of Environmental Pollution and its Control
700 _aMehra, M.C.
942 _2ddc
_cREF
999 _c6106
_d6106