Shelly, G. B. (1997). Discovering computers: World wide web enhanced. ITP.
Cita Chicago (17th ed.)Shelly, Gary B. Discovering Computers: World Wide Web Enhanced. Cambridge: ITP, 1997.
Cita MLA (9th ed.)Shelly, Gary B. Discovering Computers: World Wide Web Enhanced. ITP, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.