Style de citation APA (7e éd.)

Kaza, R., & Asadullah, S. (2005). Cisco IP telephony: Planning, design, implementation, operation, and optimization. Cisco.

Style de citation Chicago (17e éd.)

Kaza, Ramesh, et Salman Asadullah. Cisco IP Telephony: Planning, Design, Implementation, Operation, and Optimization. Indianapolis, IN: Cisco, 2005.

Style de citation MLA (8e éd.)

Kaza, Ramesh, et Salman Asadullah. Cisco IP Telephony: Planning, Design, Implementation, Operation, and Optimization. Cisco, 2005.