Towards the World Summit on Sustainable Development, Johannesburg, South Africa, 2002 a discussion paper by the South African NGO caucus on the World Summit for Sustainable Development (2001)
Adresse: http://www.boell.de/downloads/rio+10/ReiheWorldSummitPapersNr1.pdf. - Electronic ed.: Berlin, 2001. - Speicherung: 15.08.2002