Cita APA (7th ed.)

373092 Geier, E. (2007). Simple computer tune-up [electronic resource]: Speed up your PC. Indianapolis, IN : Wiley Publishing.

Cita Chicago (17th ed.)

373092 Geier, Eric. Simple Computer Tune-up [electronic Resource]: Speed Up Your PC. Indianapolis, IN : Wiley Publishing, 2007.

Cita MLA (9th ed.)

373092 Geier, Eric. Simple Computer Tune-up [electronic Resource]: Speed Up Your PC. Indianapolis, IN : Wiley Publishing, 2007.