Pasayo, S. S. (2001). GSIS reinsurance monopoly: World's top brokers linked to overprice. Philippine Star.
Chicagoスタイル(17版)引用形式Pasayo, Sheila Samonte. "GSIS Reinsurance Monopoly: World's Top Brokers Linked to Overprice." Philippine Star 2001.
MLA(9版)引用形式Pasayo, Sheila Samonte. "GSIS Reinsurance Monopoly: World's Top Brokers Linked to Overprice." Philippine Star, 2001.
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