Velasco, M. M. Policy makers weigh future of gas as energy resource. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVelasco, Myrna M. "Policy Makers Weigh Future of Gas as Energy Resource." Manila Bulletin .
एमएलए (9वां संस्करण) प्रशस्ति पत्रVelasco, Myrna M. "Policy Makers Weigh Future of Gas as Energy Resource." Manila Bulletin, .
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