Olson, C. K. (2010). Children's motivations for video game play in the context of normal development.Review Of General Psychology, 14(2), 180-187.
Brown, H. J. (2008). Videogames and Education. New York: M. E. Sharpe, Inc.
Koster, R. (2005). A Theory of Fun for Game Design. Arizona: Paraglyph Press, Inc.
McGonigal, J. (2011). Reality is Broken: Why Games Make Us Better and How They Can Change the World. New York: Penguin Press.