Play Time: References

• Bartle, Richard, 1996. “Hearts, Clubs, Diamonds, Spades: Players Who Suit MUDs”, Richard A. Bartle website, retrieved December 2004, http://mud.co.uk/richard/.
• Bartle, Richard, 2003. Designing Online Worlds. Indianapolis: New Riders.
• Castronova, Edward, 2001. “Virtual Worlds: A First-Hand Account of Market and Society on the Cyberian Frontier”, CESifo Working Paper 618.
• Castronova, Edward, 2002. “On Virtual Economies”, CESifo Working Paper 752.
• Cuciz, David, 2001. “The History of MUDs: Part II”, GameSpy website, retrieved December 2004, http://www.gamespy.com/articles/january01/muds1/index4.shtm.
• Dibbell, Julian, 2003 (a). “Play Money, Meet Big Money”, Julian Dibbell website, retrieved December 2004, http://www.juliandibbell.com/playmoney/2003_11_01_playmoney_archive.html#106910648485851172.
• Dibbell, Julian, 2003 (b). “Serfing the Web”, Julian Dibbell website, retrieved December 2004, http://www.juliandibbell.com/texts/blacksnow.html.
• Drye, Paul, 2001. “The Beginner's Guide to Ultima Online v2.2”, Stratics website, retrieved December 2004, http://uo.stratics.com/content/guide/beginner22.rtf.
• Jerz, Dennis G. “Colossal Cave Adventure”, Dennis G. Jerz's Home Page website, retrieved December 2004, http://www.uwec.edu/jerzdg/orr/articles/IF/canon/Adventure.htm.
• Levander, Michelle, 2001. “Where Does Fantasy End?”, Time.com website, retrieved December 2004, http://www.time.com/time/interactive/entertainment/gangs_np.html.
• Mulligan, Jessica, 2000. “Biting the Hand: OK, Would You Pay More If”, Skotos website, retrieved December 2004, http://www.skotos.net/articles/BTHarchives/97-01.shtml.
• Mulligan, Jessica, 2001. “Biting the Hand: That Darned PvP Stuff Again”, Skotos website, retrieved December 2004, http://www.skotos.net/articles/BTH_12.shtml.
• Mulligan, Jessica and Bridgette Patrovsky, 2003. “Developing Online Games”. Indianapolis: New Riders.
• Project Entropia Infobooth. Project Entropia website, retrieved December 2004, https://www.project-entropia.com/Index.ajp.
• Simpson, Zachary Booth, 1999. “The In-game Economics of Ultima Online”, Mine-Control website, retrieved December 2004, http://www.mine-control.com/zack/uoecon/uoecon.html.
• Woodcock, Bruce Sterling, 2004. An Analysis of MMOG Subscription Growth – Version 9.0 website, retrieved December 2004, http://pw1.netcom.com/~sirbruce/Subscriptions.html.
• Yee, Nicholas, 2001. “The Norrathian Scrolls”, Terra Incognita website, retrieved December 2004, http://www.nickyee.com/eqt/home.html.
• Yee, Nicholas, 2004. “Unmasking the Avatar: The Demographics of MMO Player Motivations, In-Game Preferences, and Attrition”, Gamasutra website, retrieved September 2004, http://www.gamasutra.com/resource_guide/20040920/yee_02.shtml.