(2005). Brush up your grammar. Porto Editora.
Lua i Stíl Chicago (17ú heag.)Brush Up Your Grammar. Porto Editora, 2005.
Lua MLA (8ú heag.)Brush Up Your Grammar. Porto Editora, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.