<http://schema.org/url>
<http://books.simonandschuster.com:80/A-Druids-Herbal-for-the-Sacred-Earth-Year/Ellen-Evert-Hopman/9780892815012>
<http://books.simonandschuster.com/A-Druids-Herbal-for-the-Sacred-Earth-Year/Ellen-Evert-Hopman/9780892815012>