{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Calculus for business and economics","author_name":"Charles W. Schelin,","thumbnail_url":"https://www.ebooknetworking.net/books/087/150/big087150863X.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-087150863X.html\">Calculus for business and economics</a>","width":400,"height":300}