Calimag, M. G. NGN will transform communications, says ITU. Manila bulletin.
Chicagoスタイル(17版)引用形式Calimag, Melvin G. "NGN Will Transform Communications, Says ITU." Manila Bulletin .
MLA(9版)引用形式Calimag, Melvin G. "NGN Will Transform Communications, Says ITU." Manila Bulletin, .
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