Aguinaldo, S. S. (1999). Elma is Estrada's head legal counsel. Manila Times.
Chicago Style aipamenaAguinaldo, Sandra S. "Elma Is Estrada's Head Legal Counsel." Manila Times 1999.
MLA aipamenaAguinaldo, Sandra S. "Elma Is Estrada's Head Legal Counsel." Manila Times, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.