(2001). SWS poll: GMA net approval rating steady at 16%. Philippine Star.
Lua i Stíl Chicago (17ú heag.)"SWS Poll: GMA Net Approval Rating Steady at 16%." Philippine Star 2001.
Lua MLA (9ú heag.)"SWS Poll: GMA Net Approval Rating Steady at 16%." Philippine Star, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.