Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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