APA (7th ed.) Citation

American Water Works Association. (1951). Water quality and treatment: Manual (Second Edition.). The American Water Works Association.

Chicago Style (17th ed.) Citation

American Water Works Association. Water Quality and Treatment: Manual. Second Edition. New York: The American Water Works Association, 1951.

MLA (9th ed.) Citation

American Water Works Association. Water Quality and Treatment: Manual. Second Edition. The American Water Works Association, 1951.