{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Essential mathematics for skilled workers (Class technical high school series)","author_name":"Harry M Keal","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0007E4LM2.html\">Essential mathematics for skilled workers (Class technical high school series)</a>","width":400,"height":300}