Abadilla, E. V. (1999). European executive says RP lags behind in technology by 10 years. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAbadilla, Emmie V. "European Executive Says RP Lags Behind in Technology by 10 Years." Manila Bulletin 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAbadilla, Emmie V. "European Executive Says RP Lags Behind in Technology by 10 Years." Manila Bulletin, 1999.
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