Velasco, M. M. PetroEnergy income surges 180% to 6.55 M dollars. IN Business News. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVelasco, Myrna M. "PetroEnergy Income Surges 180% to 6.55 M Dollars. IN Business News." Manila Bulletin .
एमएलए (9वां संस्करण) प्रशस्ति पत्रVelasco, Myrna M. "PetroEnergy Income Surges 180% to 6.55 M Dollars. IN Business News." Manila Bulletin, .
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.