Dones, L. (1999). Villar is richest congressman, Cagayan's Aguinaldo poorest. Philippine Star.
Chicago-referens (17:e uppl.)Dones, Liberty. "Villar Is Richest Congressman, Cagayan's Aguinaldo Poorest." Philippine Star 1999.
MLA-referens (9:e uppl.)Dones, Liberty. "Villar Is Richest Congressman, Cagayan's Aguinaldo Poorest." Philippine Star, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.