Cruz, B. (2008). Arroyo's annus horribilis. Filipinas : Journal of the Philippine Studies Association, Inc..
Lua i Stíl Chicago (17ú heag.)Cruz, Booma. "Arroyo's Annus Horribilis." Filipinas : Journal of the Philippine Studies Association, Inc. 2008.
Lua MLA (9ú heag.)Cruz, Booma. "Arroyo's Annus Horribilis." Filipinas : Journal of the Philippine Studies Association, Inc., 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.