APA aipamena

Perayco, S. S. (2001). GSIS reinsurance monopoly: World's top brokers to overprice. Philippine Star.

Chicago Style aipamena

Perayco, Sheila Samonte. "GSIS Reinsurance Monopoly: World's Top Brokers to Overprice." Philippine Star 2001.

MLA aipamena

Perayco, Sheila Samonte. "GSIS Reinsurance Monopoly: World's Top Brokers to Overprice." Philippine Star, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.