Manalo, C. (1999). Oscar Brillo: Deputy Commissioner for Management Information Systems Technology Group. Milepost.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रManalo, Confesor. "Oscar Brillo: Deputy Commissioner for Management Information Systems Technology Group." Milepost 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रManalo, Confesor. "Oscar Brillo: Deputy Commissioner for Management Information Systems Technology Group." Milepost, 1999.
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