APA (7th ed.) Citation

Shelly, G. B. (2001). Discovering computers: Concepts for a digital world. Course Technology.

Chicago Style (17th ed.) Citation

Shelly, Gary B. Discovering Computers: Concepts for a Digital World. Australia: Course Technology, 2001.

MLA (9th ed.) Citation

Shelly, Gary B. Discovering Computers: Concepts for a Digital World. Course Technology, 2001.