Doff, a. (2005). Listening student book 2. Kanisius.
Lua i Stíl Chicago (17ú heag.)Doff, andrian. Listening Student Book 2. Kanisius, 2005.
Lua MLA (9ú heag.)Doff, andrian. Listening Student Book 2. Kanisius, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.