Reyes, A. (1998). PLDT reports P7.65-B profit, P35.622-B revenue in 1997. Manila Times.
Cita Chicago (17th ed.)Reyes, Alex. "PLDT Reports P7.65-B Profit, P35.622-B Revenue in 1997." Manila Times 1998.
Cita MLA (9th ed.)Reyes, Alex. "PLDT Reports P7.65-B Profit, P35.622-B Revenue in 1997." Manila Times, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.