APA-viite (7. p.)
ebrary, Inc. (2006). PE pipe: Design and installation. American Water Works Association.
Chicago-viite (17. p.)
ebrary, Inc. PE Pipe: Design and Installation. Denver, Colo.: American Water Works Association, 2006.
MLA-viite (9. p.)
ebrary, Inc. PE Pipe: Design and Installation. American Water Works Association, 2006.
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