Villanueva, M. A. (1997). Microsoft legalizes pirated software RP gov't is using. Philippine Star.
Cita Chicago (17th ed.)Villanueva, Marichu A. "Microsoft Legalizes Pirated Software RP Gov't Is Using." Philippine Star 1997.
Cita MLA (9th ed.)Villanueva, Marichu A. "Microsoft Legalizes Pirated Software RP Gov't Is Using." Philippine Star, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.