Lua APA (7ú heag.)
Everyday English For Technical Students (Mechanical engineering, metallurgy and transport department).
Lua i Stíl Chicago (17ú heag.)Everyday English For Technical Students (Mechanical Engineering, Metallurgy and Transport Department).
Lua MLA (8ú heag.)Everyday English For Technical Students (Mechanical Engineering, Metallurgy and Transport Department).
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.