See also
Bibliography
Nitsche, Michael. (2009). Video Game Spaces: Image, Play, and Structure in 3D Worlds. MIT Press. http://ieeexplore.ieee.org/servlet/opac?bknumber=6267200
Nitsche, Michael. (2009). Video Game Spaces: Image, Play, and Structure in 3D Worlds. MIT Press. http://ieeexplore.ieee.org/servlet/opac?bknumber=6267200