<http://schema.org/thumbnailURL>
"http://d28hgpri8am2if.cloudfront.net/book_images/cvr9781439188385_9781439188385_th.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://books.simonandschuster.co.uk/Managing-Brand-Equity/David-A-Aaker/9781439188385>