Waste treatment and utilization: theory and practice of waste management 2 proceedings of the second international symposium held at the University of Waterloo, Waterloo, Ontario, Canada, June 18-20, 1980 - Moo-Young, Murray; Robinson, Campbell W.; Farquhar, Grahame J. (Oxford: Pergamon Press, 1982)
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Keywords: Factory and trade waste -- Congresses; Refuse and refuse disposal -- Congresses; Sewage -- Purification -- Congresses; Recycling (Waste, etc.) -- Congresses