TY  - BOOK
ED  - United Nations Environment Programme
TI  - System-Wide Medium-Term Environment Programme for the period 1990-1995
U1  - Documento 00823  
PY  - 1988///
CY  - Nairobi
PB  - ; United Nations
KW  - PROTECCION AMBIENTAL
KW  - EJEMPLAR UNICO
KW  - AGUA
KW  - RECURSOS HIDRICOS
KW  - CAMBIOS CLIMATICOS
ER  -