000			00387nam a2200133Ia 4500
008			211224s9999 xx 000 0 und d
020			_a9780873711104
082			_a3661 LAR
245		0	_aBiohazards of drinking water treatment
260			_aChelsea, Mich: _bLewis, _c1989
300			_aix, 293 p. : ill. ; 25 cm.
650			_aDrinking water - Contamination
700			_aLarson, Richard A
999			_c30681 _d30681