<http://schema.org/url>
<http://books.simonandschuster.com:80/Mutiny-on-the-Enterprise/Robert-E-Vardeman/Star-Trek-The-Original-Series/9780743419635>
<http://books.simonandschuster.com/Mutiny-on-the-Enterprise/Robert-E-Vardeman/Star-Trek-The-Original-Series/9780743419635>