Shelly, G. B., & Cashman, T. J. (2005). Discovering computers 2006: A gateway to information : web enhanced : complete. Thomson/Course Technology.
Cita Chicago (17th ed.)Shelly, Gary B., i Thomas J. Cashman. Discovering Computers 2006: A Gateway to Information : Web Enhanced : Complete. Boston: Thomson/Course Technology, 2005.
Cita MLA (9th ed.)Shelly, Gary B., i Thomas J. Cashman. Discovering Computers 2006: A Gateway to Information : Web Enhanced : Complete. Thomson/Course Technology, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.