Cita APA (7a ed.)

Cisco Systems, Inc. (2000). CISCO networking essentials. Cisco Press.

Cita Chicago Style (17a ed.)

Cisco Systems, Inc. CISCO Networking Essentials. Indianapolis: Cisco Press, 2000.

Cita MLA (8a ed.)

Cisco Systems, Inc. CISCO Networking Essentials. Cisco Press, 2000.