Cita APA (7th ed.)

Cioara, J. (2007). Authorized self-study guide: Cisco IP telephony (CIPT) (Second edition.). Cisco Press.

Cita Chicago (17th ed.)

Cioara, Jeremy. Authorized Self-study Guide: Cisco IP Telephony (CIPT). Second edition. Indiana: Cisco Press, 2007.

Cita MLA (8th ed.)

Cioara, Jeremy. Authorized Self-study Guide: Cisco IP Telephony (CIPT). Second edition. Cisco Press, 2007.