Dokumentuaren aipamena

APA (7th ed.) Zitazioa
American Water Works Association, ebrary, Inc, & Stubbart, J. M. (2006). AWWA wastewater operator field guide. American Water Works Association.
Chicago Style (17th ed.) Zitazioa
American Water Works Association, Inc ebrary, eta John M. Stubbart. AWWA Wastewater Operator Field Guide. Denver, Colo.: American Water Works Association, 2006.
MLA (9th ed.) Zitazioa
American Water Works Association, et al. AWWA Wastewater Operator Field Guide. American Water Works Association, 2006.
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