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National Research Council (U.S.). Committee to Evaluate Mass Balance Information for Facilities Handling Toxic Substances and Inc ebrary. Tracking Toxic Substances at Industrial Facilities: Engineering Mass Balance Versus Materials Accounting. Washington, D.C.: National Academy Press, 1990.

National Research Council (U.S.). Committee to Evaluate Mass Balance Information for Facilities Handling Toxic Substances and Inc ebrary. Tracking Toxic Substances at Industrial Facilities: Engineering Mass Balance Versus Materials Accounting. National Academy Press, 1990.