{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Technisches Freihandzeichnen: Lehr- und Ãœbungsbuch (German Edition)","author_name":"Ulrich Viebahn","thumbnail_url":"https://www.ebooknetworking.net/books/364/202/big3642024335.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3642024335.html\">Technisches Freihandzeichnen: Lehr- und Ãœbungsbuch (German Edition)</a>","width":400,"height":300}