Citazione APA

Cisco Systems. (2003). Cisco Networking Academy Program IT Essentials I: PC Hardware and Software Companion Guide (Photo). USA: Cisco Press.

Stile di citazione Chicago

Cisco Systems. Cisco Networking Academy Program IT Essentials I: PC Hardware and Software Companion Guide (Photo). USA: Cisco Press, 2003.

Citazione MLA

Cisco Systems. Cisco Networking Academy Program IT Essentials I: PC Hardware and Software Companion Guide (Photo). USA: Cisco Press, 2003.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.