Calica, M. A. L. (2005). Survey: RP third most corrupt in Asia. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Calica, Ma. Aurea L. "Survey: RP Third Most Corrupt in Asia." Philippine Star 2005.
Lua MLA (9ú heag.)Calica, Ma. Aurea L. "Survey: RP Third Most Corrupt in Asia." Philippine Star, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.