APA (7th ed.) Citation

Yarnold. (2006). Upgrading and repairing PCs. In Easy Steps.

Chicago Style (17th ed.) Citation

Yarnold. Upgrading and Repairing PCs. United Kingdom: In Easy Steps, 2006.

MLA (8th ed.) Citation

Yarnold. Upgrading and Repairing PCs. In Easy Steps, 2006.

Warning: These citations may not always be 100% accurate.