From Citizendium, the Citizens' Compendium
- Please sort and annotate in a user-friendly manner and consider archiving the URLs behind the links you provide. See also related web sources.
- Citizendium Forum discussion on colors for links , 
- Guidelines for Section 508 of the Rehabilitation Act, which mandates that U.S. government funded computers and telecommunications equipment should be accessible to persons with disabilities ]
- North Carolina State University