{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Plane And Spherical Trigonometry","author_name":"Lyman M Kells, Willis F Kern, James R Bland","thumbnail_url":"https://www.ebooknetworking.net/books/117/953/big1179533348.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1179533348.html\">Plane And Spherical Trigonometry</a>","width":400,"height":300}