Jon Gunderson; Ian Jacobs; Eric Hansen. <a href="http://www.w3.org/TR/2002/REC-UAAG10-20021217"><cite>User Agent Accessibility Guidelines 1.0.</cite></a> 17 December 2002. W3C Recommendation. URL: <a href="http://www.w3.org/TR/2002/REC-UAAG10-20021217">http://www.w3.org/TR/2002/REC-UAAG10-20021217</a>