Velasco, M. M. Basic energy securing rights over Java oil wells. IN Business News. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVelasco, Myrna M. "Basic Energy Securing Rights over Java Oil Wells. IN Business News." Manila Bulletin .
एमएलए (9वां संस्करण) प्रशस्ति पत्रVelasco, Myrna M. "Basic Energy Securing Rights over Java Oil Wells. IN Business News." Manila Bulletin, .
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