Javellana, J. L. (1998). Survey shows public support for Estrada. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Javellana, Juliet Labog. "Survey Shows Public Support for Estrada." Philippine Daily Inquirer 1998.
Lua MLA (9ú heag.)Javellana, Juliet Labog. "Survey Shows Public Support for Estrada." Philippine Daily Inquirer, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.