American Water Works Association & ebrary, Inc. (2000). Principles of water rates, fees, and charges (5th ed.). American Water Works Association.
Citação norma ChicagoAmerican Water Works Association and Inc ebrary. Principles of Water Rates, Fees, and Charges. 5th ed. Denver, Colo.: American Water Works Association, 2000.
Citação norma MLAAmerican Water Works Association and Inc ebrary. Principles of Water Rates, Fees, and Charges. 5th ed. American Water Works Association, 2000.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.