{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Set Theory: A First Course (Cambridge Mathematical Textbooks)","author_name":"Daniel W. Cunningham","thumbnail_url":"https://www.ebooknetworking.net/books/110/712/big1107120322.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1107120322.html\">Set Theory: A First Course (Cambridge Mathematical Textbooks)</a>","width":400,"height":300}