Cita APA (7a ed.)

Gough, C. (2001). Cisco CCNP routing exam certification guide. Cisco Press.

Cita Chicago Style (17a ed.)

Gough, Clare. Cisco CCNP Routing Exam Certification Guide. Indianapolis: Cisco Press, 2001.

Cita MLA (8a ed.)

Gough, Clare. Cisco CCNP Routing Exam Certification Guide. Cisco Press, 2001.