• World Wide Web Consortium
  http://www.w3.org/Markup/

• HTML, An Interactive Tutorial
  httP://www.davesite.com/webstation/html/

• Webmonkey: HTML Tutorial
  http://www.hotwired.lycos.com/webmonkey/teachingtool/index.html

• NCDesign: HTML Design Guide v5.0
  http://www.ncdesign.org/html/

• Index DOT HTML: The Advanced HTML Reference
  http://home.webmonster.net/mirrors/bloo-html

• The HTML Writers Guild: A Resource List
  http://www.hwg.org/resources

   Cascading Style Sheets

• CSS1 Recommendations
• CSS2 Recommendations
• Rules for Cascading Structure