{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Field Experiments: Design, Analysis, and Interpretation","author_name":"Alan S. Gerber, Donald P. Green,","thumbnail_url":"https://www.ebooknetworking.net/books/039/397/big0393979954.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0393979954.html\">Field Experiments: Design, Analysis, and Interpretation</a>","width":400,"height":300}