{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Is-Ought Problem: An Investigation in Philosophical Logic (Trends in Logic)","author_name":"G. Schurz","thumbnail_url":"https://www.ebooknetworking.net/books/904/814/big9048147956.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9048147956.html\">The Is-Ought Problem: An Investigation in Philosophical Logic (Trends in Logic)</a>","width":400,"height":300}