Lasorata, Y. (2001). Modern Filipino heroes: Epitome of the evolving concept of heroism. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLasorata, Yugel. "Modern Filipino Heroes: Epitome of the Evolving Concept of Heroism." Manila Bulletin 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLasorata, Yugel. "Modern Filipino Heroes: Epitome of the Evolving Concept of Heroism." Manila Bulletin, 2001.
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