APA (7th ed.) Citation

McGraw-Hill Companies, American Water Works Association, & Edzwald, J. K. (2012). Water quality & treatment: A handbook on drinking water (6th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

McGraw-Hill Companies, American Water Works Association, and James K. Edzwald. Water Quality & Treatment: A Handbook on Drinking Water. 6th ed. New York: McGraw-Hill, 2012.

MLA (9th ed.) Citation

McGraw-Hill Companies, et al. Water Quality & Treatment: A Handbook on Drinking Water. 6th ed. McGraw-Hill, 2012.