Ong, W. T. (2004). Politics is hazardous to your health. IN Charter files [column]. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOng, Willie T. "Politics Is Hazardous to Your Health. IN Charter Files [column]." Manila Bulletin 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOng, Willie T. "Politics Is Hazardous to Your Health. IN Charter Files [column]." Manila Bulletin, 2004.
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