Velasco, M. M. EDC taps US firm for 'well retrofit' in Leyte geothermal facility. IN Business News. Manila Bulletin.
Chicagoスタイル(17版)引用形式Velasco, Myrna M. "EDC Taps US Firm for 'Well Retrofit' in Leyte Geothermal Facility. IN Business News." Manila Bulletin .
MLA(9版)引用形式Velasco, Myrna M. "EDC Taps US Firm for 'Well Retrofit' in Leyte Geothermal Facility. IN Business News." Manila Bulletin, .
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