APA-viite (7. p.)
Green, D. (2010). Water conservation for small- and medium-sized utilities. American Water Works Association.
Chicago-viite (17. p.)
Green, Deborah. Water Conservation for Small- and Medium-sized Utilities. Denver, Colo.: American Water Works Association, 2010.
MLA-viite (9. p.)
Green, Deborah. Water Conservation for Small- and Medium-sized Utilities. American Water Works Association, 2010.
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