United Nations Conference on Environment and Development (1992 jun. 3-14 : Río de Janeiro, B. (1992). Proposal of the chairman of the preparation committee for unced on the Rio Declaration on environment and development. Rio de Janeiro: ONU.
Chicago Style CitationUnited Nations Conference on Environment and Development (1992 jun. 3-14 : Río de Janeiro, Bra.). Proposal of the Chairman of the Preparation Committee for Unced On the Rio Declaration On Environment and Development. Rio de Janeiro: ONU, 1992.
MLA CitationUnited Nations Conference on Environment and Development (1992 jun. 3-14 : Río de Janeiro, Bra.). Proposal of the Chairman of the Preparation Committee for Unced On the Rio Declaration On Environment and Development. Rio de Janeiro: ONU, 1992.