APA (7th ed.) Citation

Von Sperling, M. (2007). Activated Sludge and Aerobic Biofilm Reactors. IWA Publishing.

Chicago Style (17th ed.) Citation

Von Sperling, Marcos. Activated Sludge and Aerobic Biofilm Reactors. IWA Publishing, 2007.

MLA (9th ed.) Citation

Von Sperling, Marcos. Activated Sludge and Aerobic Biofilm Reactors. IWA Publishing, 2007.

Warning: These citations may not always be 100% accurate.