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Google圖書搜尋
Machines and Systems Suitable for Logging Small Woodlots in the Northeast
William J. Gabriel
出版
Applied Forestry Research Institute, State University of New York, College of Environmental Science and Forestry
, 1975
URL
http://books.google.com.hk/books?id=4B3-tgAACAAJ&hl=&source=gbs_api