Villanueva, M. A., & Diaz, J. (2003). GMA to GSIS: Explain art investments. Philippine Star.
Chicago Style aipamenaVillanueva, Marichu A., and Jess Diaz. "GMA to GSIS: Explain Art Investments." Philippine Star 2003.
MLA aipamenaVillanueva, Marichu A., and Jess Diaz. "GMA to GSIS: Explain Art Investments." Philippine Star, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.