APA (7th ed.) Citation

Shelly, G. B., Cashman, T. J., & Vermaat, M. E. (2008). Essential introduction to computers and how to purchase a personal computer (7th ed.). Thomson.

Chicago Style (17th ed.) Citation

Shelly, Gary B., Thomas J. Cashman, and Misty E. Vermaat. Essential Introduction to Computers and How to Purchase a Personal Computer. 7th ed. Boston, MA: Thomson, 2008.

MLA (8th ed.) Citation

Shelly, Gary B., et al. Essential Introduction to Computers and How to Purchase a Personal Computer. 7th ed. Thomson, 2008.