Lewis, N. (1956). Better English. Crowell.
Lua i Stíl Chicago (17ú heag.)Lewis, Norman. Better English. New York: Crowell, 1956.
Lua MLA (9ú heag.)Lewis, Norman. Better English. Crowell, 1956.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.