Freeman, H. (1998). Standard handbook of hazardous waste treatment and disposal (2nd ed.). McGraw-Hill.
Cita Chicago (17th ed.)Freeman, Harry. Standard Handbook of Hazardous Waste Treatment and Disposal. 2nd ed. New York: McGraw-Hill, 1998.
Cita MLA (9th ed.)Freeman, Harry. Standard Handbook of Hazardous Waste Treatment and Disposal. 2nd ed. McGraw-Hill, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.