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A Study of Pit and Quarry Rehabilitation in Southern Ontario

W. E. CoatesO. R. Scott

出版	Ontario Ministry of Natural Resources, 1979
主題	Nature / Environmental Conservation & ProtectionScience / Environmental ScienceTechnology & Engineering / Construction / General
ISBN	07743349329780774334938
URL	http://books.google.com.hk/books?id=2UhPAQAAIAAJ&hl=&source=gbs_api