Não informado. (1981). Mountain Research and Development. United Nations University.
Lua i Stíl Chicago (17ú heag.)Não informado. Mountain Research and Development. Boulder, Colo: United Nations University, 1981.
Lua MLA (8ú heag.)Não informado. Mountain Research and Development. United Nations University, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.