Institution, 8. B. S. Classification and interpretation of new lighting products.
Lua i Stíl Chicago (17ú heag.)Institution, 8096 British Standards. Classification and Interpretation of New Lighting Products.
Lua MLA (9ú heag.)Institution, 8096 British Standards. Classification and Interpretation of New Lighting Products.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.