(1997). Thousands join protest against cha-cha in provinces. Manila Bulletin.
Chicago Style aipamena"Thousands Join Protest Against Cha-cha in Provinces." Manila Bulletin 1997.
MLA aipamena"Thousands Join Protest Against Cha-cha in Provinces." Manila Bulletin, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.