Dungo, C. (2001). P2B readied to computerize NSO services. Manila Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDungo, Carmelita. "P2B Readied to Computerize NSO Services." Manila Times 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDungo, Carmelita. "P2B Readied to Computerize NSO Services." Manila Times, 2001.
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