01062nam0-22003131i-450-99000222480040332120021010000222480FED01000222480(Aleph)000222480FED0100022248020021010d--------km-y0itay50------baitaStandard methods for the examination of water and wastewaterprepared and published jointly by American publichealth association, American water works association, Water pollution control federation.14. ed.WashingtonA P H A1975.xxxix, 1193 p.23 cmAmerican Public Health Association89888Water Pollution Control FederationAmerican Water Works AssociationITUNINARICAUNIMARCBK99000222480040332180 DSN XVIII 15(1)133FFABCFFABCStandard methods for the examination of water and wastewater395828UNINAING01