{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Human factors in signalling systems;: Specific applications to railway signalling 1974 Edition HARDCOVER","author_name":"M. Mashour","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000OII5WI.html\">Human factors in signalling systems;: Specific applications to railway signalling 1974 Edition HARDCOVER</a>","width":400,"height":300}