APA Style

Metcalf, ., Eddy, . (1991). Wastewater Engineering: Treatment, Disposal, Reuse (Ed.3). New York: McGraw-Hill Interntional Edition..

MLA Style

Metcalf, ., Eddy, . "Wastewater Engineering: Treatment, Disposal, Reuse". Ed.3 New York: McGraw-Hill Interntional Edition., 1991. Text.