Cassanova, S. (2002). 3-way fight looms in cell phone industry. Manila Times.
Chicagoスタイル(17版)引用形式Cassanova, Sheryl. "3-way Fight Looms in Cell Phone Industry." Manila Times 2002.
MLA(9版)引用形式Cassanova, Sheryl. "3-way Fight Looms in Cell Phone Industry." Manila Times, 2002.
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