Cita APA (7a ed.)

Duggan, M., & Gorito, M. (2010). CCIE routing and switching v4.0 configuration practice labs, second edition (2nd ed.). Cisco Press.

Cita Chicago Style (17a ed.)

Duggan, Martin, y Maurilio Gorito. CCIE Routing and Switching V4.0 Configuration Practice Labs, Second Edition. 2nd ed. Indianapolis, Ind.: Cisco Press, 2010.

Cita MLA (9a ed.)

Duggan, Martin, y Maurilio Gorito. CCIE Routing and Switching V4.0 Configuration Practice Labs, Second Edition. 2nd ed. Cisco Press, 2010.