Reference for “Web Content Accessibility Guidelines (WCAG) 2.0”

@TechReport{Reid:08:WCA,
  author      = "Loretta Guarino Reid and Gregg Vanderheiden and Michael Cooper and Ben Caldwell",
  title       = "Web Content Accessibility Guidelines ({WCAG}) 2.0",
  month       = dec,
  note        = "http://www.w3.org/TR/2008/REC-WCAG20-20081211/",
  year        = "2008",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}