<http://schema.org/thumbnailURL>
"http://d28hgpri8am2if.cloudfront.net/book_images/cvr9780743541107_9780743541107_th.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.simonandschuster.ca/books/World-War-II-The-Pacific/The-History-Channel/9780743541107>