Graham, M., & Methols, K. (2006). Ggog loves english. Longman.
Lua i Stíl Chicago (17ú heag.)Graham, Melanie, agus Ken Methols. Ggog Loves English. Longman, 2006.
Lua MLA (8ú heag.)Graham, Melanie, agus Ken Methols. Ggog Loves English. Longman, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.