000 00340nam a2200121Ia 4500
008 170101s1996 xx 000 0 und d
082 _a628.168 CHH
100 _aChhatwal G. R.
245 0 _aEncyclopaedia of Environmental Water Polution Vol. 1
260 _aNew Delhi
_bAnmol Pub. Pvt. Ltd.
_c1996
300 _a296 p.
942 _2ddc
_cB
999 _c1165316
_d1165316