Doronila, A. (2009). Villar enters Critical stage of quest for presidency. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Doronila, Amando. "Villar Enters Critical Stage of Quest for Presidency." Philippine Daily Inquirer 2009.
Lua MLA (9ú heag.)Doronila, Amando. "Villar Enters Critical Stage of Quest for Presidency." Philippine Daily Inquirer, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.