(1997). BPI marks 146 years of banking leadership in the country. Manila Bulletin.
Chicago Style aipamena"BPI Marks 146 Years of Banking Leadership in the Country." Manila Bulletin 1997.
MLA aipamena"BPI Marks 146 Years of Banking Leadership in the Country." Manila Bulletin, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.