Eckenfelder, W. (1995). Activated sludge treatment of industrial wastewater. Technomic.
Chicago Style (17th ed.) CitationEckenfelder, W.Wesley. Activated Sludge Treatment of Industrial Wastewater. Technomic, 1995.
MLA (8th ed.) CitationEckenfelder, W.Wesley. Activated Sludge Treatment of Industrial Wastewater. Technomic, 1995.
Warning: These citations may not always be 100% accurate.