Zieburtz, B., & Giardina, R. (2012). Principles of water rates, fees, and charges (6th ed.). American Water Works Association.
Chicago-viite (17. p.)Zieburtz, Bill, ja Rick Giardina. Principles of Water Rates, Fees, and Charges. 6th ed. Denver, CO: American Water Works Association, 2012.
MLA-viite (9. p.)Zieburtz, Bill, ja Rick Giardina. Principles of Water Rates, Fees, and Charges. 6th ed. American Water Works Association, 2012.
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