Citazione Stile APA (7a Edizione)

HERSENT OLIVIER. (2011). IP TELEPHONY: DEPLOYING VOIP PROTOCOLS AND IMS INFRASTRUCTURE (2ND.). WILEY.

Citazione stile Chigago Style (17a edizione)

HERSENT OLIVIER. IP TELEPHONY: DEPLOYING VOIP PROTOCOLS AND IMS INFRASTRUCTURE. 2ND. NEW YORK: WILEY, 2011.

Citatione MLA (9a ed.)

HERSENT OLIVIER. IP TELEPHONY: DEPLOYING VOIP PROTOCOLS AND IMS INFRASTRUCTURE. 2ND. WILEY, 2011.