Freeman, H. M. (1990). Hazardous waste minimization. McGraw-Hill.
Tohutoru Kātū Chicago (17th ed.)Freeman, Harry M. Hazardous Waste Minimization. Nueva York: McGraw-Hill, 1990.
Tohutoro MLA (9th ed.)Freeman, Harry M. Hazardous Waste Minimization. McGraw-Hill, 1990.
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