Reference for “XHTML™ 1.1 - Module-based XHTML - Second Edition”

@TechReport{Ishikawa:07:XMX,
  author      = "Masayasu Ishikawa and Shane McCarron",
  title       = "{XHTML}\texttrademark{} {1.1} - Module-based {XHTML} - Second Edition",
  month       = feb,
  note        = "http://www.w3.org/TR/2007/WD-xhtml11-20070216",
  year        = "2007",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}