(X)HTML
Hypertext Markup Language | Getting started with HTML By Dave Raggett, one of the authors of the HTML spec. Really great for beginners. |
 | HTML 3.2 Spec and the 4.01 spec. |
 | HTML Characters You write © for © and all that stuff. |
 | Use the right DOCTYPE O'Reilly |
 | DOCTYPE Explained also from O'Reilly |
 | All about Character encoding |
 | HTML Playground HMTL & CSS tutorial by example |