{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Nitrification and denitrification of waste water: Final report (Sanitary engineering report)","author_name":"Walter K Johnson","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B0006WSX1K.html\">Nitrification and denitrification of waste water: Final report (Sanitary engineering report)</a>","width":400,"height":300}