Cita APA (7a ed.)

Kaza, R., & Asadullah, S. C. (2004). Cisco IP telephony: A guide to successful planning, designing, implementation, and operation of the IP telephony network (1st edition.). Cisco Press.

Cita Chicago Style (17a ed.)

Kaza, Ramesh, y Salman Contributor Asadullah. Cisco IP Telephony: A Guide to Successful Planning, Designing, Implementation, and Operation of the IP Telephony Network. 1st edition. Indianapolis, IN: Cisco Press, 2004.

Cita MLA (9a ed.)

Kaza, Ramesh, y Salman Contributor Asadullah. Cisco IP Telephony: A Guide to Successful Planning, Designing, Implementation, and Operation of the IP Telephony Network. 1st edition. Cisco Press, 2004.