APA (7th ed.) Citation

Shelly, Vermaat, & Cashman. (2004). Discovering computers 2005: A gateway to information web enhanced. Thomson Course Technology.

Chicago Style (17th ed.) Citation

Shelly, Vermaat, and Cashman. Discovering Computers 2005: A Gateway to Information Web Enhanced. Australia: Thomson Course Technology, 2004.

MLA (8th ed.) Citation

Shelly, et al. Discovering Computers 2005: A Gateway to Information Web Enhanced. Thomson Course Technology, 2004.