Wesley Eckenfelder, W. (1989). Industrial water pollution control (2nd. ed.). McGraw-Hill Book Company.
Cita Chicago (17th ed.)Wesley Eckenfelder, W. Industrial Water Pollution Control. 2nd. ed. New York, USA: McGraw-Hill Book Company, 1989.
Cita MLA (9th ed.)Wesley Eckenfelder, W. Industrial Water Pollution Control. 2nd. ed. McGraw-Hill Book Company, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.