{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Practice Combinatorics and Probability: Level 3 (ages 11-14) (Competitive Mathematics for Gifted Students) (Volume 13)","author_name":"Cleo Borac, Silviu Borac","thumbnail_url":"https://www.ebooknetworking.net/books/069/263/big0692639160.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0692639160.html\">Practice Combinatorics and Probability: Level 3 (ages 11-14) (Competitive Mathematics for Gifted Students) (Volume 13)</a>","width":400,"height":300}