APA (7th ed.) Citation

Knovel (Firm) & American Water Works Association. (2006). Waterborne pathogens (2nd ed.). American Water Works Association.

Chicago Style (17th ed.) Citation

Knovel (Firm) and American Water Works Association. Waterborne Pathogens. 2nd ed. Denver, CO: American Water Works Association, 2006.

MLA (9th ed.) Citation

Knovel (Firm) and American Water Works Association. Waterborne Pathogens. 2nd ed. American Water Works Association, 2006.