Cita APA (7a ed.)

Valentine, M. A., & Barker, K. C. (2013). Cisco CCENT ICND1 100-101 Exam Cram (2nd edition.). Cisco Press.

Cita Chicago Style (17a ed.)

Valentine, Michael Author, y Keith Contributor Barker. Cisco CCENT ICND1 100-101 Exam Cram. 2nd edition. [Place of publication not identified]: Cisco Press, 2013.

Cita MLA (9a ed.)

Valentine, Michael Author, y Keith Contributor Barker. Cisco CCENT ICND1 100-101 Exam Cram. 2nd edition. Cisco Press, 2013.