HERSENT OLIVIER. (2011). IP TELEPHONY: DEPLOYING VOIP PROTOCOLS AND IMS INFRASTRUCTURE (2ND.). WILEY.
Chicagoスタイル(17版)引用形式HERSENT OLIVIER. IP TELEPHONY: DEPLOYING VOIP PROTOCOLS AND IMS INFRASTRUCTURE. 2ND. NEW YORK: WILEY, 2011.
MLA(9版)引用形式HERSENT OLIVIER. IP TELEPHONY: DEPLOYING VOIP PROTOCOLS AND IMS INFRASTRUCTURE. 2ND. WILEY, 2011.
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