Santos, J. (2025). 50% copper tariff could speed up PH shift to value-added production. Manila Bulletin.
Chicagoスタイル(17版)引用形式Santos, Jel. "50% Copper Tariff Could Speed Up PH Shift to Value-added Production." Manila Bulletin 2025.
MLA(9版)引用形式Santos, Jel. "50% Copper Tariff Could Speed Up PH Shift to Value-added Production." Manila Bulletin, 2025.
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