Jaymalin, M., & Romero, P. (2003). GMA backs Cha-cha for strong republic. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Jaymalin, Mayen, agus Paolo Romero. "GMA Backs Cha-cha for Strong Republic." Philippine Star 2003.
Lua MLA (9ú heag.)Jaymalin, Mayen, agus Paolo Romero. "GMA Backs Cha-cha for Strong Republic." Philippine Star, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.