000			00354nam a2200121Ia 4500
008			140317s9999 xx 000 0 und d
082			_a628.1
100			_aAmerican water works association.
245			_aWater quality and treatment : A handbook of public water supplies. 3rd ed.
260			_aN.Y. _bMcGraw-Hill. _c1971
300			_a654
942			_2ddc _cBK
999			_c8141 _d8141