American Water Works Association & ebrary, Inc. (2004). Sizing water service lines and meters (2nd ed.). American Water Works Association.
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Chicago Style (17th ed.) Zitazioa
American Water Works Association eta Inc ebrary. Sizing Water Service Lines and Meters. 2nd ed. Denver, Colo.: American Water Works Association, 2004.
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MLA (9th ed.) Zitazioa
American Water Works Association eta Inc ebrary. Sizing Water Service Lines and Meters. 2nd ed. American Water Works Association, 2004.
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Kontuz: berrikusi erreferentzia hauek erabili aurretik.