ebrary, Inc, & American Water Works Association. (2001). Rehabilitation of water mains (2nd ed.). American Water Works Association.
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Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta American Water Works Association. Rehabilitation of Water Mains. 2nd ed. Denver, CO: American Water Works Association, 2001.
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MLA (9th ed.) Zitazioa
ebrary, Inc, eta American Water Works Association. Rehabilitation of Water Mains. 2nd ed. American Water Works Association, 2001.
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Kontuz: berrikusi erreferentzia hauek erabili aurretik.