TY  - BOOK
TI  -  Earth Agenda 21 : : Prograamme of action for sustainable developmen t ; 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 
PY  - 1997///
CY  -  New York : 
PB  -  UN Department of Information , 
KW  -  Environmental management
KW  -  Environmental policy
ER  -