{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Proof techniques in graph theory : proceedings.","author_name":"1968.[from old catalog] 2d, Harary, Frank, Ann Arbor Graph Theory Conference","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B007SZAMK8.html\">Proof techniques in graph theory : proceedings.</a>","width":400,"height":300}