Brewer, Judy, ed. 2001. How people with disabilities use the Web. http://www.w3c.org/wai/eo/Drafts/pwd-Use-Web (31 March 2001)
Chisholm, Wendy, Gregg Vanderheiden, and Ian Jacobs, eds. 1999. Web content accessibility guidelines 1.0. http://www.w3c.org/tr/wai-webcontent/wai-pageauth.html (17 January 2001).
Niederst, Jennifer. 1999. Web design in a nutshell: A desktop quick reference. Sebastopol, Calif.: O'Reilly.
Nielsen, Jakob. 1995. The alertbox: Current issues in Web usability. http://www.useit.com/alertbox.
. 1999. Designing Web usability: The practice of simplicity. Indianapolis, Ind.: New Riders.
Pring, Robert. 2000. www.color: Effective use of color in designing Web pages. New York: Watson-Guptill.
Siegel, David. 1997. Creating killer Web sites, 2d ed. Indianapolis, Ind.: Hayden Books.
Webster, Timothy, Paul Atzberger, and Andrew Zolli. 1997. Web designer's guide to graphics: PNG, GIF , and JPEG. Indianapolis, Ind.: Hayden Books.
Weinman, Lynda. 1999. Designing Web graphics: How to prepare images and media for the Web, 3d ed. Indianapolis, Ind.: New Riders.