<http://schema.org/thumbnailURL>
"http://d28hgpri8am2if.cloudfront.net/book_images/cvr9787894000705_9787894000705_th.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://books.simonandschuster.com/Learning-to-Labour-(Mandarin-Edition)/Paul-Willis/9787894000705>