www.weeklystandard.com/Content/Public/Articles/000/000/005/524ppzgc.asp www.logsdon.net/games/civ2.html blogger.xs4all.nl/greftek/archive/2004/09/01/6702.aspx www.wired.com/news/holidays/0,1882,48479-2,00.html www.stanford.edu/~jmanus/cs201/gaming_companies.html www.japantimes.co.jp/shukan-st/articles/ew20030606/ew20030606text.htm www.designersnotebook.com/Columns/046_Stop_Calling_Games_Addicti/body_046_stop_calling_games_addicti.htm