रिकॉर्ड उद्धरण

एपीए उद्धरण

Nguyễn, H. S. (2003). Kỹ thuật điện thoại qua IP và Internet =: IP telephony and internet telephony. Thành phố Hồ Chí Minh: Lao động - Xã hội.

शिकागो स्टाइल उद्धरण

Nguyễn, Hồng Sơn. Kỹ Thuật điện Thoại Qua IP Và Internet =: IP Telephony and Internet Telephony. Thành phố Hồ Chí Minh: Lao động - Xã hội, 2003.

एमएलए उद्धरण

Nguyễn, Hồng Sơn. Kỹ Thuật điện Thoại Qua IP Và Internet =: IP Telephony and Internet Telephony. Thành phố Hồ Chí Minh: Lao động - Xã hội, 2003.

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