(1) GROS, Begoña, Pautas Pedagógicas para la elaboración de software, Editorial Ariel, Barcelona 1997 ISBN:84-344-2604-8, 148pp
(2) KRISTOF, Ray y SATRAN, Amy, Interactivity by design, Adobe Press, Montain View, CA EU, 1998. 1-56830-221-5, 195pp.
(3) MYERS, Jack Frederick, Holt Rinehart an Winston, The Language of Visual Art, Perception as a basis for design, The dryden Press, USA 15 pp. 1989.
(4) http://webstyleguide.com/
