{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Letters of David Ricardo to Thomas Robert Malthus 1810 -1823","author_name":"David Ricardo","thumbnail_url":"https://www.ebooknetworking.net/books/161/640/big1616407786.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1616407786.html\">Letters of David Ricardo to Thomas Robert Malthus 1810 -1823</a>","width":400,"height":300}