APA (7th ed.) Zitazioa
Metcalf, L., & Eddy, H. P. American sewage practice: Construction of sewers. McGraw-Hill.
Chicago Style (17th ed.) Zitazioa
Metcalf, Leonard, eta Harrison P. Eddy. American Sewage Practice: Construction of Sewers. Nueva York, EUA: McGraw-Hill.
MLA (9th ed.) Zitazioa
Metcalf, Leonard, eta Harrison P. Eddy. American Sewage Practice: Construction of Sewers. McGraw-Hill.
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