Lua APA (7ú heag.)

(2007). Practical English usage: English as a second language. Times Educational.

Lua i Stíl Chicago (17ú heag.)

Practical English Usage: English as a Second Language. Selangor: Times Educational, 2007.

Lua MLA (9ú heag.)

Practical English Usage: English as a Second Language. Times Educational, 2007.

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