Lua APA (7ú heag.)

Harrison, M. (2012). Complete IELTS: Bands 5-6.5 : Workbook with Answers. Cambridge University Press.

Lua i Stíl Chicago (17ú heag.)

Harrison, Mark. Complete IELTS: Bands 5-6.5 : Workbook with Answers. Cambridge: Cambridge University Press, 2012.

Lua MLA (8ú heag.)

Harrison, Mark. Complete IELTS: Bands 5-6.5 : Workbook with Answers. Cambridge University Press, 2012.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.