Caoili, C. S. (1997). Scientists say red tide good source of pharmaceutical drugs. Manila Bulletin.
芝加哥风格引文Caoili, Carayo S. "Scientists Say Red Tide Good Source of Pharmaceutical Drugs." Manila Bulletin 1997.
MLA引文Caoili, Carayo S. "Scientists Say Red Tide Good Source of Pharmaceutical Drugs." Manila Bulletin, 1997.
警告：这些引文格式不一定是100％准确.