Cita APA (7th ed.)
Sawyer, C. N., McCarty, P. L., & Parkin, G. F. (1994). Chemistry for environmental engineering (4th ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Sawyer, Clair N., Perry L. McCarty, i Gene F. Parkin. Chemistry for Environmental Engineering. 4th ed. New York: McGraw-Hill, 1994.
Cita MLA (9th ed.)
Sawyer, Clair N., et al. Chemistry for Environmental Engineering. 4th ed. McGraw-Hill, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.