Lua APA (7ú heag.)

Williams, A. (2019). Writing for IELTS (Second edition.). HarperCollins.

Lua i Stíl Chicago (17ú heag.)

Williams, Anneli. Writing for IELTS. Second edition. London: HarperCollins, 2019.

Lua MLA (9ú heag.)

Williams, Anneli. Writing for IELTS. Second edition. HarperCollins, 2019.

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