United Nations. (2003). Johannesburg declaration on sustainable development and plan of implementation of the world summit on sustainable development: : the final text of agreements negotiated by Governments at the world Summit on sustainable development 26 Aug. - 4 September 2002 Johannesburg, South Africa. United Nations.
Citazione stile Chigago Style (17a edizione)United Nations. Johannesburg Declaration on Sustainable Development and Plan of Implementation of the World Summit on Sustainable Development: : The Final Text of Agreements Negotiated by Governments at the World Summit on Sustainable Development 26 Aug. - 4 September 2002 Johannesburg, South Africa. Geneva: United Nations, 2003.
Citatione MLA (9a ed.)United Nations. Johannesburg Declaration on Sustainable Development and Plan of Implementation of the World Summit on Sustainable Development: : The Final Text of Agreements Negotiated by Governments at the World Summit on Sustainable Development 26 Aug. - 4 September 2002 Johannesburg, South Africa. United Nations, 2003.