Tohutoro APA (7th ed.)
Metcalf and Eddy & Tchobanoglous, G. Wastewater Engineering: Treatment and Resource Recovery (5a edición.). McGraw-Hill.
Tohutoru Kātū Chicago (17th ed.)
Metcalf and Eddy me George Tchobanoglous. Wastewater Engineering: Treatment and Resource Recovery. 5a edición. Nueva York, EUA: McGraw-Hill.
Tohutoro MLA (9th ed.)
Metcalf and Eddy me George Tchobanoglous. Wastewater Engineering: Treatment and Resource Recovery. 5a edición. McGraw-Hill.
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