Reyes, M. A. L. (2001). Islacom launches voice messaging service. Philippine Star.
Chicagoスタイル(17版)引用形式Reyes, Mary Ann L. "Islacom Launches Voice Messaging Service." Philippine Star 2001.
MLA(9版)引用形式Reyes, Mary Ann L. "Islacom Launches Voice Messaging Service." Philippine Star, 2001.
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