ALEXANDER, L. (1994). Practice And Progress An Integrated Course For Pre-intermediate Students/l.g. Alexander. Kanisius.
Lua i Stíl Chicago (17ú heag.)ALEXANDER, L.G. Practice And Progress An Integrated Course For Pre-intermediate Students/l.g. Alexander. Kanisius, 1994.
Lua MLA (8ú heag.)ALEXANDER, L.G. Practice And Progress An Integrated Course For Pre-intermediate Students/l.g. Alexander. Kanisius, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.