Eckenfelder, W. W., & Grau, P. (1998). Activated sludge process design and control: Theory and practice (2nd ed.). Technomic Publishing Co..
Chicago Style (17th ed.) CitationEckenfelder, W. Wesley, and Petr Grau. Activated Sludge Process Design and Control: Theory and Practice. 2nd ed. Lancaster: Technomic Publishing Co., 1998.
MLA (8th ed.) CitationEckenfelder, W. Wesley, and Petr Grau. Activated Sludge Process Design and Control: Theory and Practice. 2nd ed. Technomic Publishing Co., 1998.
Warning: These citations may not always be 100% accurate.