Pan, I. L. (1997). Napocor to stop selling power to firms. Manila Times.
Cita Chicago (17th ed.)Pan, Isabel L. "Napocor to Stop Selling Power to Firms." Manila Times 1997.
Cita MLA (9th ed.)Pan, Isabel L. "Napocor to Stop Selling Power to Firms." Manila Times, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.