Lasorata, Y. (2001). Modern Filipino heroes: Epitome of the evolving concept of heroism. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Lasorata, Yugel. "Modern Filipino Heroes: Epitome of the Evolving Concept of Heroism." Manila Bulletin 2001.
Lua MLA (9ú heag.)Lasorata, Yugel. "Modern Filipino Heroes: Epitome of the Evolving Concept of Heroism." Manila Bulletin, 2001.
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