United Nations Conference on Environment and Development Rio de Janeiro. (1993). Agenda 21 : programme of action for sustainable development. Rio declaration on environment and development. Statement of forest principles : the final text of agreements negotiated by governments at the United Nations Conference on Environment and Development (UNCED), 3-14 June, 1992, Rio de Janeiro, Brazil: Programme of action for sustainable development. Rio declaration on environment and development. Statement of forest principles : the final text of agreements negotiated by governments at the United Nations Conference on Environment and Development (UNCED), 3-14 June, 1992, Rio de Janeiro, Brazil. United Nations.
Chicago Style (17th ed.) CitationUnited Nations Conference on Environment and Development Rio de Janeiro. Agenda 21 : Programme of Action for Sustainable Development. Rio Declaration on Environment and Development. Statement of Forest Principles : The Final Text of Agreements Negotiated by Governments at the United Nations Conference on Environment and Development (UNCED), 3-14 June, 1992, Rio De Janeiro, Brazil: Programme of Action for Sustainable Development. Rio Declaration on Environment and Development. Statement of Forest Principles : The Final Text of Agreements Negotiated by Governments at the United Nations Conference on Environment and Development (UNCED), 3-14 June, 1992, Rio De Janeiro, Brazil. New York: United Nations, 1993.
MLA (9th ed.) CitationUnited Nations Conference on Environment and Development Rio de Janeiro. Agenda 21 : Programme of Action for Sustainable Development. Rio Declaration on Environment and Development. Statement of Forest Principles : The Final Text of Agreements Negotiated by Governments at the United Nations Conference on Environment and Development (UNCED), 3-14 June, 1992, Rio De Janeiro, Brazil: Programme of Action for Sustainable Development. Rio Declaration on Environment and Development. Statement of Forest Principles : The Final Text of Agreements Negotiated by Governments at the United Nations Conference on Environment and Development (UNCED), 3-14 June, 1992, Rio De Janeiro, Brazil. United Nations, 1993.