Cita APA (7a ed.)

Deel, D., Nelson, M., & Smith, A. (2002). Developing Cisco IP phone services (1st edition.). Cisco Press.

Cita Chicago Style (17a ed.)

Deel, Darrick, Mark Nelson, y Anne Smith. Developing Cisco IP Phone Services. 1st edition. Indianapolis, IN: Cisco Press, 2002.

Cita MLA (9a ed.)

Deel, Darrick, et al. Developing Cisco IP Phone Services. 1st edition. Cisco Press, 2002.