Key references/literature:
D. Norman (1988) The psychology of everyday things. Basic Books.
D.J. Mayhew (1992) Principles and guidelines in Software User Interface Design. Prentice Hall.
chapter 12: input and output devices.
J. Preece, Y. Rogers, H. Sharp (2002) Interaction design-beyond human-computer interaction. John Wiley&Sons.
chapter 1: what is interaction design?
chapter 2: understanding and conceptualizing interaction.