{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Principles of Systems (System Dynamics Series)","author_name":"Jay Wright Forrester","thumbnail_url":"https://www.ebooknetworking.net/books/091/529/big0915299879.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0915299879.html\">Principles of Systems (System Dynamics Series)</a>","width":400,"height":300}