Abadilla, E. V. (1999). European executive says RP lags behind in technology by 10 years. Manila Bulletin.
Chicago-referens (17:e uppl.)Abadilla, Emmie V. "European Executive Says RP Lags Behind in Technology by 10 Years." Manila Bulletin 1999.
MLA-referens (9:e uppl.)Abadilla, Emmie V. "European Executive Says RP Lags Behind in Technology by 10 Years." Manila Bulletin, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.