{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Concept of Class: An Historical Introduction","author_name":"Peter Calvert","thumbnail_url":"https://www.ebooknetworking.net/books/031/215/big0312159196.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0312159196.html\">The Concept of Class: An Historical Introduction</a>","width":400,"height":300}