APA aipamena

Acosta, P. V. R. (2010). Free notarial services. IN Dear PAO [column]. Manila Times.

Chicago Style aipamena

Acosta, Persida V. Rueda. "Free Notarial Services. IN Dear PAO [column]." Manila Times 2010.

MLA aipamena

Acosta, Persida V. Rueda. "Free Notarial Services. IN Dear PAO [column]." Manila Times, 2010.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.