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出版Alberta Environment, Environmental Protection Services, Pollution Control Division, Waste Management Branch, 1985
URLhttp://books.google.com.hk/books?id=bf9wswEACAAJ&hl=&source=gbs_api
註釋Booklet on the recycling of solid wastes, including paper, glass, metals, lubricating oils, organics, plastic, rubber and cloth. Details on recycling processes, reasons for recycling, and the end uses of the recycled products are presented for material, as well as sources for further information.