{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Materials and Techniques of Twentieth Century Music","author_name":"Stefan Kostka","thumbnail_url":"https://www.ebooknetworking.net/books/013/560/big0135608309.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0135608309.html\">Materials and Techniques of Twentieth Century Music</a>","width":400,"height":300}