3.3 Further reading

The W3C HTML 4.01 Specification: http://www.w3.org/TR/html401/
The formal and official definition of HTML. Quite technical.
Getting started with HTML: by Dave Raggett
http://www.w3.org/MarkUp/Guide/
An introductory tutorial to HTML by one of the original designers of the language.
The Web Design Group's HTML 4 web site: http://htmlhelp.com/reference/html40/
A more friendly, user-oriented description of HTML.
The w3schools HTML Tutorial: http://www.w3schools.com/html/
A quick, basic tutorial-based introduction to HTML.
HTML Tidy: http://www.w3.org/People/Raggett/tidy/
A description of HTML Tidy, including links to online versions.
The W3C Validation Service: http://validator.w3.org/
A more sophisticated validation service than HTML Tidy.

Paul Murrell