Francisco, A. D. Some things are left unsaid. IN Tech101: Watching IT. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFrancisco, Allan D. "Some Things Are Left Unsaid. IN Tech101: Watching IT." Manila Bulletin .
एमएलए (9वां संस्करण) प्रशस्ति पत्रFrancisco, Allan D. "Some Things Are Left Unsaid. IN Tech101: Watching IT." Manila Bulletin, .
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