Eckenfelder, W. W., & Grau, P. (1998). Activated sludge process design and control theory and practice (2nd ed.). Technomic.
Chicago Style (17th ed.) CitationEckenfelder, W. Wesley, and Petr Grau. Activated Sludge Process Design and Control Theory and Practice. 2nd ed. Lancaster, Pennsylvania: Technomic, 1998.
MLA (9th ed.) CitationEckenfelder, W. Wesley, and Petr Grau. Activated Sludge Process Design and Control Theory and Practice. 2nd ed. Technomic, 1998.
Warning: These citations may not always be 100% accurate.