{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Construction of New Mathematical Knowledge in Classroom Interaction: An Epistemological Perspective (Mathematics Education Library)","author_name":"Heinz Steinbring","thumbnail_url":"https://www.ebooknetworking.net/books/904/813/big9048132037.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-9048132037.html\">The Construction of New Mathematical Knowledge in Classroom Interaction: An Epistemological Perspective (Mathematics Education Library)</a>","width":400,"height":300}