01037nam0M2200361--I450-99000030529020331619990604000000.00-89867-760-20030529USA010030529(ALEPH)000030529USA010030529Aug-18,-d1995----km-y1ita-0103----baengUSProblem organisms in wateridentification and treatmentAmerican Water Works Association2. edDenverAmerican Water Works Associationc1995153 p.28 cm.Acqua - MicrobiologiaAcque potabiliUSDenver628.16ITICCU19990609990000305290203316628.16 PRO15526 Ing.62800068058BKTECTAMI4020001127USA01132720020403USA011638PATRY9020040406USA011621Problem organisms in water880803UNISA