Burgonio, T. (2002). PNP asked: Why are retirables still around? Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Burgonio, T.J. "PNP Asked: Why Are Retirables Still Around?" Philippine Daily Inquirer 2002.
Lua MLA (9ú heag.)Burgonio, T.J. "PNP Asked: Why Are Retirables Still Around?" Philippine Daily Inquirer, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.