Metcalf, L. (1928). American Sewerage Practice. V.1. Design of Sewers (2a ed.). McGraw HIll Book Company.
Cita Chicago Style (17a ed.)Metcalf, Leonard. American Sewerage Practice. V.1. Design of Sewers. 2a ed. New York: McGraw HIll Book Company, 1928.
Cita MLA (9a ed.)Metcalf, Leonard. American Sewerage Practice. V.1. Design of Sewers. 2a ed. McGraw HIll Book Company, 1928.
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