Azad, H. S. (1976). Industrial wastewater management handbook. McGraw-Hill.
Cita Chicago (17th ed.)Azad, Hardam Singh. Industrial Wastewater Management Handbook. New York: McGraw-Hill, 1976.
Cita MLA (8th ed.)Azad, Hardam Singh. Industrial Wastewater Management Handbook. McGraw-Hill, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.