| 000 | 00613nam a2200181 a 4500 | ||
|---|---|---|---|
| 005 | 20240919063941.0 | ||
| 008 | 991125s1991 fr 000 0 eng u | ||
| 035 | _aUPN01000000758 | ||
| 049 | _aUNE | ||
| 050 | 4 |
_aAS4 _bU5.3 1991a |
|
| 110 | 2 |
_aUNESCO. _bDirector General _935247 |
|
| 245 | 1 | 0 |
_aAddress by Federico Mayor at the opening of the International Forum on Sustainable Development, París, 23 September 1991 / _cUnited Nations Educational, Scientific and Cultura Organization. |
| 260 |
_aParís : _bUNESCO, _c1991. |
||
| 300 | _a6 p. | ||
| 440 | 0 |
_aDG 91 ; _v28 |
|
| 610 | 2 | 4 |
_aUnesco _922938 |
| 905 | _aLibro | ||
| 999 |
_c758 _d758 |
||