(2007). Vol. 1; Encyclopedia of Energy Engineering and Technology. 2007.
Lua i Stíl Chicago (17ú heag.)Vol. 1; Encyclopedia of Energy Engineering and Technology. 2007, 2007.
Lua MLA (9ú heag.)Vol. 1; Encyclopedia of Energy Engineering and Technology. 2007, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.