AndersonC.2006. The long tail: Why the future of business is selling more of less. New York: Hyperion.
2.
HofR.2006. Web 2.0 has corporate America spinning. Business Week, June 5.
3.
LenhartA.HorriganJ.FallowsD.2004. Content creation online: 44% of U.S. Internet users have contributed their thoughts and their files to the online world. Pew Internet & American Life Project., Washington, DC. http://www.pewinternet.org/pdfs/PIP_Content_Creation_Report.pdf (accessed July 17, 2007).
4.
LevyS.StoneB.2006. The new wisdom of the web. Newsweek, April 3.
5.
LockeC.LevineR.SearlsD.WeinbergerD.2001. The Cluetrain Manifesto: The end of business as usual. New York: Basic Books.