{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"An Environmental History of the Middle Ages: The Crucible of Nature","author_name":"John Aberth","thumbnail_url":"https://www.ebooknetworking.net/books/041/577/big0415779464.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0415779464.html\">An Environmental History of the Middle Ages: The Crucible of Nature</a>","width":400,"height":300}