References
Adams, E. and Rollings, A. 2003, Andrew Rollings and Ernest Adams on Game Design, New Riders Publishing.
Brand, J 2005, GamePlay Australia 2005: Brought to you by the IEAA, The Centre for New Media Research and Education: Bond University, QLD, pp. 29-33.
Crawford, C. 2003, Chris Crawford on Game Design, New Riders Publishing.
GfK Australia 2007, viewed 13 May 2007, <http://www.gfk.com.au/>
Goetz, P. 2006, Too Many Clicks! Unit-Based Interfaces Considered Harmful, Gamasutra, viewed 9 May 2007, <http://gamasutra.com/features/20060823/goetz_01.shtml>
Saltzman, M. 2003, General Game Design: Strategy Games, Peachpit, viewed 9 May 2007, <http://www.peachpit.com/articles/article.asp?p=99708&seqNum=9&rl=1>