Estrella, P. G. (2008). Ties that bind: Probing the motivations behind the centennial donations. Philippine Collegian.
Lua i Stíl Chicago (17ú heag.)Estrella, Pauline Gidget. "Ties That Bind: Probing the Motivations Behind the Centennial Donations." Philippine Collegian 2008.
Lua MLA (9ú heag.)Estrella, Pauline Gidget. "Ties That Bind: Probing the Motivations Behind the Centennial Donations." Philippine Collegian, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.