{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Essential Discrete Mathematics","author_name":"Richard Johnsonbaugh","thumbnail_url":"https://www.ebooknetworking.net/books/002/360/big0023606304.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0023606304.html\">Essential Discrete Mathematics</a>","width":400,"height":300}