Jo Rabin. <a href="http://www.w3.org/TR/2008/WD-ct-guidelines-20080801"><cite>Content Transformation Guidelines 1.0.</cite></a> 1 August 2008. W3C Working Draft. (Work in progress.) URL: <a href="http://www.w3.org/TR/2008/WD-ct-guidelines-20080801">http://www.w3.org/TR/2008/WD-ct-guidelines-20080801</a>