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Google圖書搜尋
Ground-water Hydrology of the Monongahela River Basin in West Virginia
Porter Elwood Ward
Benton M. Wilmoth
West Virginia Geological and Economic Survey
出版
West Virginia Geological and Economic Survey
, 1968
URL
http://books.google.com.hk/books?id=Kts_AAAAIAAJ&hl=&source=gbs_api