Gaya APA

SINNREICH, H., JOHNSTON, A, B. (2001). INTERNET COMMUNICATIONS USING SIP DELIVERING VoIP AND MULTIMEDIA SERVICES WITH SESSION INITIATION PROTOCOL . : .

Gaya MLA

SINNREICH, Henry., JOHNSTON, Alan, B.. "INTERNET COMMUNICATIONS USING SIP DELIVERING VoIP AND MULTIMEDIA SERVICES WITH SESSION INITIATION PROTOCOL". : , 2001. Text.