APA (7th ed.) Citation

Hammer, M. J. ., & Hammer, M. J.. (2012). Water and wastewater technology (7th ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Hammer, Mark J. , and Mark J. Hammer. Water and Wastewater Technology. 7th ed. Upper Saddle River, New Jersey: Prentice Hall, 2012.

MLA (9th ed.) Citation

Hammer, Mark J. , and Mark J. Hammer. Water and Wastewater Technology. 7th ed. Prentice Hall, 2012.