APA Edition Citation

McMahon, G., & Chatterton, K. (2019). Four types activated sludge system 2.

Chicago Edition Citation

McMahon, Glenda, and Ken Chatterton. Four Types Activated Sludge System 2. 2019.

MLA Edition Citation

McMahon, Glenda, and Ken Chatterton. Four Types Activated Sludge System 2. 2019.

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