Herrera, T. (1997). PEMAP: Promoting global excellence in the courier industry. Manila Bulletin.
Chicagoスタイル(17版)引用形式Herrera, Tetchie. "PEMAP: Promoting Global Excellence in the Courier Industry." Manila Bulletin 1997.
MLA(9版)引用形式Herrera, Tetchie. "PEMAP: Promoting Global Excellence in the Courier Industry." Manila Bulletin, 1997.
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