Não informado. (1991). Annual Review of Energy and the Environment. Annual Reviews.
Lua i Stíl Chicago (17ú heag.)Não informado. Annual Review of Energy and the Environment. Palo Alto, Calif: Annual Reviews, 1991.
Lua MLA (8ú heag.)Não informado. Annual Review of Energy and the Environment. Annual Reviews, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.