Não informado. EDEN: Environment development energy news. Unit of Documentation and Liaison on Ecodevelopment.
Chicago-referens (17:e uppl.)Não informado. EDEN: Environment Development Energy News. Paris: Unit of Documentation and Liaison on Ecodevelopment.
MLA-referens (8:e uppl.)Não informado. EDEN: Environment Development Energy News. Unit of Documentation and Liaison on Ecodevelopment.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.