EXTERNAL SITES
Here are some Accessibility Checker Website that can run some tests for you to determine how accessibility friendly it is and also where you can improve on:
Achecker
Wave Webaim Accessibility Checker
Webcredible Accessibility Checker
W3 Accessibility Tools
Good examples:
UNILEVER
Bank
Bad examples:
Example 1
Example 2
Example 3
SOURCES
Fulton, Camilla, Web Accessibility, Libraries, and the Law; A. (2011, Mar), Vol. 30 Issue 1, p34-43, 10p. retrieved from Information Technology & Libraries.
Cara Peters, David A. Bradbard, (2010),"Web accessibility: an introduction and ethical implications", Journal of Information, Communication and Ethics in Society, Vol. 8 Iss: 2 pp. 206 – 232 Retrieved from: http://dx.doi.org/10.1108/14779961011041757
W3C Consortium, Web Accessibility Initiative (WAI), Retrieved from: http://www.w3.org/WAI/
Coffee, Peter, “Championing True Equal Access” (2006, Nov 26). Retrieved from: http://www.eweek.com/c/a/Application-Development/Championing-True-Equal-Access/
Malcom, © VORD Web Design, Bedford, Retrieved from http://www.vordweb.co.uk/, "Web Accessibility Guide (blind, partially sighted and disabled)" retrieved from:
http://www.vordweb.co.uk/accessibility.htm
Douglas Pucci, Disabled In Action: Facts About Disability in the U.S. Population, retrieved from:
http://www.disabledinaction.org/census_stats.html
Steve Watkins, (2010, Mar), How To Zoom Your Browser for a more Readable Web, retrieved from:
http://www.lowendmac.com/practical/10sw/zooming.html
http://segala.com/blog/web-accessibility-what-is-it-what-are-the-benefits/