Cita APA (7a ed.)

Rivard, E., & Doherty, J. (2007). CCENT quick reference sheets. Cisco Press.

Cita Chicago Style (17a ed.)

Rivard, Eric, y Jim Doherty. CCENT Quick Reference Sheets. Indianapolis, Ind.: Cisco Press, 2007.

Cita MLA (8a ed.)

Rivard, Eric, y Jim Doherty. CCENT Quick Reference Sheets. Cisco Press, 2007.