Thomson, A. (1962). A practical english grammar exercises-3 Vol 3. O.U.P.
Lua i Stíl Chicago (17ú heag.)Thomson, A. A Practical English Grammar Exercises-3 Vol 3. London: O.U.P, 1962.
Lua MLA (9ú heag.)Thomson, A. A Practical English Grammar Exercises-3 Vol 3. O.U.P, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.