Cita APA (7a ed.)
Hersent, O. (2010). IP telephony: Deploying VoIP protocols and IMS infrastructure (2nd ed.). John Wiley.
Cita Chicago Style (17a ed.)
Hersent, Olivier. IP Telephony: Deploying VoIP Protocols and IMS Infrastructure. 2nd ed. Hoboken, NJ: John Wiley, 2010.
Cita MLA (9a ed.)
Hersent, Olivier. IP Telephony: Deploying VoIP Protocols and IMS Infrastructure. 2nd ed. John Wiley, 2010.
Precaución: Estas citas no son 100% exactas.