{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Engineering economics","author_name":"J. A. L. Waddell","thumbnail_url":"https://www.ebooknetworking.net/books/B00/64M/bigB0064M4R20.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0064M4R20.html\">Engineering economics</a>","width":400,"height":300}