Bibliography
Notes:
Gordon, S. (1994). Systematic Training Program Design: Maximizing Effectiveness and Minimizing Liability. Englewood Cliffs, NJ: Prentice-Hall.
Heckel, P. (1991), Elements of Friendly Software Design. San Francisco, CA: Sybex Books.
Helander, M. (1988). Handbook of Human-Computer Interacfion. Amsterdam: North Holland.
Marcus, A. (1991). Graphic Design for Electronic Documents and User Interfaces. NY: ACM Press/Addison-Wesley Publishing Co.