APA-referens (7:e uppl.)
Zieburtz, B., & Giardina, R. (2012). Principles of water rates, fees, and charges (6th ed.). American Water Works Association.
Chicago-referens (17:e uppl.)
Zieburtz, Bill, och Rick Giardina. Principles of Water Rates, Fees, and Charges. 6th ed. Denver, CO: American Water Works Association, 2012.
MLA-referens (9:e uppl.)
Zieburtz, Bill, och Rick Giardina. Principles of Water Rates, Fees, and Charges. 6th ed. American Water Works Association, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.