{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Trachtenberg Speed System of Basic Mathimatics","author_name":"Ann and Rudolph McShane Translated and Adapted Cutler","thumbnail_url":"https://www.ebooknetworking.net/books/B00/31A/bigB0031A15A0.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0031A15A0.html\">The Trachtenberg Speed System of Basic Mathimatics</a>","width":400,"height":300}