| 000 | 00652nam a2200217 a 4500 | ||
|---|---|---|---|
| 005 | 20240924065627.0 | ||
| 008 | 080609s1981 mx r 000 0 spa d | ||
| 020 | _a9231019945 | ||
| 035 | _aUPN01000156681 | ||
| 049 | _aUNESCO | ||
| 082 | 1 | 4 | _aOC 31(100) =20 "1981" UNE. |
| 245 | 0 |
_aStatistical digest : _ba statistical summary of data on education, science and technology, culture and communication, by country. |
|
| 260 |
_aParís : _bUNESCO, _c1981. |
||
| 300 |
_axv, 323 p. : _bfot. |
||
| 690 | _aEstadísticas | ||
| 690 |
_aEducación _9682 |
||
| 690 |
_aCiencia _97469 |
||
| 690 |
_aCultura _97095 |
||
| 710 | 2 | _aUNESCO | |
| 905 | _aUNESCO | ||
| 999 |
_c128795 _d128795 |
||