{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Labelled Deductive Systems: Volume 1 (Oxford Logic Guides)","author_name":"Dov M. Gabbay","thumbnail_url":"https://www.ebooknetworking.net/books/019/853/big0198538332.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0198538332.html\">Labelled Deductive Systems: Volume 1 (Oxford Logic Guides)</a>","width":400,"height":300}