Cita APA (7a ed.)

SAWYER, C. N., McCARTY, P. L., & PARKIN, G. F. (1994). Chemistry for environmental engineering.-- Ed.4. McGraw-Hill.

Cita Chicago Style (17a ed.)

SAWYER, Clair N., Perry L. McCARTY, y Gene F. PARKIN. Chemistry for Environmental Engineering.-- Ed.4. New York: McGraw-Hill, 1994.

Cita MLA (9a ed.)

SAWYER, Clair N., et al. Chemistry for Environmental Engineering.-- Ed.4. McGraw-Hill, 1994.