Cita APA (7th ed.)
Liu, C. (2012). Integrity testing for low-pressure membranes. American Water Works Association.
Cita Chicago (17th ed.)
Liu, Charles. Integrity Testing for Low-pressure Membranes. Denver, Colo.: American Water Works Association, 2012.
Cita MLA (9th ed.)
Liu, Charles. Integrity Testing for Low-pressure Membranes. American Water Works Association, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.