Burgonio, T., & Balana, C. D. (1999). Purge poised vs UP Police. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Burgonio, T.J, agus Cynthia D. Balana. "Purge Poised Vs UP Police." Philippine Daily Inquirer 1999.
Lua MLA (9ú heag.)Burgonio, T.J, agus Cynthia D. Balana. "Purge Poised Vs UP Police." Philippine Daily Inquirer, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.