Katigbak, A. F. (2005). Fil-Am gifted child receives US Presidential Award. Philippine Star.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKatigbak, Antonio F. "Fil-Am Gifted Child Receives US Presidential Award." Philippine Star 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKatigbak, Antonio F. "Fil-Am Gifted Child Receives US Presidential Award." Philippine Star, 2005.
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