Velasco, M. M. Udenna commits to extract P30-B Malampaya gas for PNOC. Manila Bulletin.
Chicago Style aipamenaVelasco, Myrna M. "Udenna Commits to Extract P30-B Malampaya Gas for PNOC." Manila Bulletin .
MLA aipamenaVelasco, Myrna M. "Udenna Commits to Extract P30-B Malampaya Gas for PNOC." Manila Bulletin, .
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