Regional institute of english. (2006). English For Engineers. Foundation Book.
Lua i Stíl Chicago (17ú heag.)Regional institute of english. English For Engineers. New Delhi: Foundation Book, 2006.
Lua MLA (9ú heag.)Regional institute of english. English For Engineers. Foundation Book, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.