Agcaoili, L. (2009). GSIS auto insurance scheme begins today. Manila Standard Today.
芝加哥风格引文Agcaoili, Lawrence. "GSIS Auto Insurance Scheme Begins Today." Manila Standard Today 2009.
MLA引文Agcaoili, Lawrence. "GSIS Auto Insurance Scheme Begins Today." Manila Standard Today, 2009.
警告：这些引文格式不一定是100％准确.