(2001). Providing premium public service through Systems Integration. Philippine Star.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Providing Premium Public Service Through Systems Integration." Philippine Star 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Providing Premium Public Service Through Systems Integration." Philippine Star, 2001.
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