{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Geomorphology and forest ecology of  mountain region in the central Appalachians, (United States. Geological Survey. Professional paper)","author_name":"John Tilton Hack","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0006FEY4C.html\">Geomorphology and forest ecology of  mountain region in the central Appalachians, (United States. Geological Survey. Professional paper)</a>","width":400,"height":300}