{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Practical Problems in Mathematics for Electricians","author_name":"Herman, Stephen L.","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1401890857.html\">Practical Problems in Mathematics for Electricians</a>","width":400,"height":300}