Pasayco, S. S. (2001). GSIS reinsurance monopoly: Profile of a favored broker. Philippine Star.
Chicagoスタイル(17版)引用形式Pasayco, Sheila Samonte. "GSIS Reinsurance Monopoly: Profile of a Favored Broker." Philippine Star 2001.
MLA(9版)引用形式Pasayco, Sheila Samonte. "GSIS Reinsurance Monopoly: Profile of a Favored Broker." Philippine Star, 2001.
警告: この引用は必ずしも正確ではありません.