{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Telecommunications Switching Principles","author_name":"M. T. Hills","thumbnail_url":"https://www.ebooknetworking.net/books/B00/2GF/bigB002GFC5Y6.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B002GFC5Y6.html\">Telecommunications Switching Principles</a>","width":400,"height":300}