Não informado. (1980). Journal of Solar Energy Engineering. American Society of Mechanical Engineers.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Solar Energy Engineering. New York: American Society of Mechanical Engineers, 1980.
Lua MLA (8ú heag.)Não informado. Journal of Solar Energy Engineering. American Society of Mechanical Engineers, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.