Pan, I. L. (1998). WB to help electric coops acquire Napocor lines. Manila Times.
Chicagoスタイル(17版)引用形式Pan, Isabel L. "WB to Help Electric Coops Acquire Napocor Lines." Manila Times 1998.
MLA(9版)引用形式Pan, Isabel L. "WB to Help Electric Coops Acquire Napocor Lines." Manila Times, 1998.
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