Regidor, A. (2017). Roadworks to last until 2008. UPDate Diliman.
Chicago Style aipamenaRegidor, Anna. "Roadworks to Last Until 2008." UPDate Diliman 2017.
MLA aipamenaRegidor, Anna. "Roadworks to Last Until 2008." UPDate Diliman, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.