1. Berry, M., & Linoff, G. (1999). Mastering data mining: The art and science of customer relationship management. New York: Wiley.
2. Bohannon, J. (2010). Game-miners grapple with massive data. Science, 330(6000), 30–31.
3. Canossa, A., & Drachen, A. (2009). Patterns of play: Play-personas in user-centered game development. DIGRA. London: DIGRA Publishers.
4. Davenport, T. H., & Harris, J. G. (2007). Competing on analytics: The new science of winning. Boston: Harvard Business School Press.
5. Derosa, P. (2007). ‘Tracking player feedback to improve game design’, Gamasutra. Available at:
http://www.gamasutra.com/view/feature/1546/tracking_player_feedback_to_.php