000			00322nam a2200133Ia 4500
005			20250516211819.0
008			250516s9999 xx 000 0 und d
020			_a8170413524
041			_aeng
100			_aTyagi, O D
245			_aTextbookof Envirnmental Chemistry
260			_bAnmol Prakashan _c1994
300			_a404 p.
999			_c74526 _d74526