Casanova, S. B. (2003). Oil companies cut cooking gas prices. Manila Times.
Cita Chicago (17th ed.)Casanova, Sheryll B. "Oil Companies Cut Cooking Gas Prices." Manila Times 2003.
Cita MLA (9th ed.)Casanova, Sheryll B. "Oil Companies Cut Cooking Gas Prices." Manila Times, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.