APA (7th ed.) Citation

ebrary, Inc, & American Water Works Association. (2001). Air-release, air/vacuum, and combination air valves. American Water Works Association.

Chicago Style (17th ed.) Citation

ebrary, Inc, and American Water Works Association. Air-release, Air/vacuum, and Combination Air Valves. Denver: American Water Works Association, 2001.

MLA (9th ed.) Citation

ebrary, Inc, and American Water Works Association. Air-release, Air/vacuum, and Combination Air Valves. American Water Works Association, 2001.