APA-čujuhus (7. p.)
ebrary, Inc, & Shorney-Darby, H. (2011). Design-build for water and wastewater projects. American Water Works Association.
Chicago-čujuhus (17. p.)
ebrary, Inc, juo Holly Shorney-Darby. Design-build for Water and Wastewater Projects. Denver, Colo.: American Water Works Association, 2011.
MLA-čujuhus (9. p.)
ebrary, Inc, juo Holly Shorney-Darby. Design-build for Water and Wastewater Projects. American Water Works Association, 2011.
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