{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Los métodos de concentración (Spanish Edition)","author_name":"Grigori Grabovoi","thumbnail_url":"https://www.ebooknetworking.net/books/149/925/big1499250525.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1499250525.html\">Los métodos de concentración (Spanish Edition)</a>","width":400,"height":300}