{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Discrete Mathematics","author_name":"Professor Emeritus Portland State University James L Hein","thumbnail_url":"https://www.ebooknetworking.net/books/076/372/big0763722103.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0763722103.html\">Discrete Mathematics</a>","width":400,"height":300}