000 00393nam a2200157Ia 4500
008 170101s1990 xx 000 0 und d
082 _a628.16 P95W
100 _aPUROHIT, S. S
245 0 _aWater, life and pollution
260 _bBikaner
_c1990
300 _a108p
650 _aWATER -- POLLUTION
653 _aENVIRONMENTAL PROBLEMS
653 _aWATER -- POLLUTION
942 _2ddc
_cB
999 _c101230
_d101230