http://www.collin.mackenzie.org/webdesign

http://www.entheosweb.com/website_design/webdesign_tips.asp

http://www.ebizwebpages.com/main/design_tips

http://www.efuse.com/Design/web_graphics_basics.html

http://www.thesitewizard.com/archive/domainname.shtml

http://opentraining.unesco-ci.org/cgi-bin/page.cgi?d=1

http://www.itrainonline.org

(Patino, 2008, p. 61)