Cita APA (7th ed.)
Pizzi, N. G. (2007). Pretreatment field guide. American Water Works Association.
Cita Chicago (17th ed.)
Pizzi, Nicholas G. Pretreatment Field Guide. Denver, Colo.: American Water Works Association, 2007.
Cita MLA (9th ed.)
Pizzi, Nicholas G. Pretreatment Field Guide. American Water Works Association, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.