{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Discrete and Combinatorial Mathematics: An Applied Introduction","author_name":"Ralph P. Grimaldi","thumbnail_url":"https://www.ebooknetworking.net/books/020/154/big0201549832.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0201549832.html\">Discrete and Combinatorial Mathematics: An Applied Introduction</a>","width":400,"height":300}