Lua APA (7ú heag.)
Davis, M. L. (2011). Water and wastewater engineering: Design principles and practice. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)
Davis, Mackenzie Leo. Water and Wastewater Engineering: Design Principles and Practice. New York: McGraw-Hill, 2011.
Lua MLA (9ú heag.)
Davis, Mackenzie Leo. Water and Wastewater Engineering: Design Principles and Practice. McGraw-Hill, 2011.
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