(2002). Pioneer university system founder passes away at 81. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Pioneer University System Founder Passes Away at 81." Manila Bulletin 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Pioneer University System Founder Passes Away at 81." Manila Bulletin, 2002.
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