000			00321nam a2200133Ia 4500
008			211209s1994 xx 000 0 und d
041			_aeng
082			_a628.01SAW/MCC
100			_aSAWYER C N
245			_aCHEMISTRY FOR ENVIRONMENTAL ENGINEERING
250			_a4 ed.
260			_aNEW DELHI _bTMH _c1994
300			_a658
999			_c35957 _d35957