3D user interfaces (2005). Boston: Addison-Wesley.
Alan B. Craig (2009) Developing virtual reality applications. Amsterdam: Morgan Kaufmann/Elsevier.
Mel Slater, Anthony Steed, and Yiorgos Chrysanthou (no date a) Computer Graphics and Virtual Environments. Addison Wesley.
Mel Slater, Anthony Steed, and Yiorgos Chrysanthou (no date b) Computer Graphics and Virtual Environments. Addison Wesley.
Module Moodle Page (no date). Available at: https://moodle.ucl.ac.uk/enrol/index.php?id=11233.