Casas, W. (2020). Ex-PCGG chair arrested for graft. Manila Standard.
Chicago Style aipamenaCasas, Willie. "Ex-PCGG Chair Arrested for Graft." Manila Standard 2020.
MLA aipamenaCasas, Willie. "Ex-PCGG Chair Arrested for Graft." Manila Standard, 2020.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.