APA (7th ed.) Zitazioa
American Water Works Association & ebrary, Inc. (2004). Steel pipe: A guide for design and installation (4th ed.). American Water Works Association.
Chicago Style (17th ed.) Zitazioa
American Water Works Association eta Inc ebrary. Steel Pipe: A Guide for Design and Installation. 4th ed. Denver, Colo.: American Water Works Association, 2004.
MLA (9th ed.) Zitazioa
American Water Works Association eta Inc ebrary. Steel Pipe: A Guide for Design and Installation. 4th ed. American Water Works Association, 2004.
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