{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"System Theory and System Analysis in Agricultural Economics: Proceedings of the Fourth Symposium of the European Association of Agricultural Economics (EAAE), June 14-17, 1982, Budapest, Hungary","author_name":"","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3922553192.html\">System Theory and System Analysis in Agricultural Economics: Proceedings of the Fourth Symposium of the European Association of Agricultural Economics (EAAE), June 14-17, 1982, Budapest, Hungary</a>","width":400,"height":300}