Lua APA (7ú heag.)
Doff, A., & Jones, C. (2004). Upper-intermediate language in use: Classroom book. CUP.
Lua i Stíl Chicago (17ú heag.)
Doff, Adrian, agus Christopher Jones. Upper-intermediate Language in Use: Classroom Book. Cambridge: CUP, 2004.
Lua MLA (9ú heag.)
Doff, Adrian, agus Christopher Jones. Upper-intermediate Language in Use: Classroom Book. CUP, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.