Collie, j., & Slater, S. (2005). Speaking 2 student's book. Kanisius.
Lua i Stíl Chicago (17ú heag.)Collie, joanne, agus Stephen Slater. Speaking 2 Student's Book. Kanisius, 2005.
Lua MLA (9ú heag.)Collie, joanne, agus Stephen Slater. Speaking 2 Student's Book. Kanisius, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.