APA (7th ed.) Citation

Safari Tech Books Online, Hattingh, C. A., Au, D. C., & Choi, B. C. (2005). Cisco Ip Communications Express: CallManager Express with Cisco Unity Express. Cisco Press.

Chicago Style (17th ed.) Citation

Safari Tech Books Online, Christina Author Hattingh, Danelle Contributor Au, and Baldwin Contributor Choi. Cisco Ip Communications Express: CallManager Express with Cisco Unity Express. [Place of publication not identified]: Cisco Press, 2005.

MLA (9th ed.) Citation

Safari Tech Books Online, et al. Cisco Ip Communications Express: CallManager Express with Cisco Unity Express. Cisco Press, 2005.