| 000 | 00781nam a2200217 a 4500 | ||
|---|---|---|---|
| 005 | 20220810063458.0 | ||
| 008 | 081111s1972 mx r 000 0 spa d | ||
| 035 | _aUPN01000167904 | ||
| 049 | _aUNE | ||
| 080 | _aOC 002.6: 3 (100) =20 VAS No. 27 | ||
| 100 | 1 | _aVásárhelyi, Paul | |
| 245 | 1 | 0 |
_aDARE ; _bUNESCO computerized data retrieval system for documentation in the social and human sciences (including an analysis of the present system) / _cby Paul Vásárhelyi. |
| 260 |
_aParis : _bUNESCO, _c1972. |
||
| 300 |
_a43 p. ; _btablas. |
||
| 440 | 0 |
_aReports and papers in the social sciences ; _v27. |
|
| 690 | _aSistemas de información | ||
| 690 |
_aCiencias sociales _99133 |
||
| 690 | _aInformación en las ciencias sociales | ||
| 710 | 2 | _aUNESCO | |
| 905 | _aUNESCO | ||
| 999 |
_c140015 _d140015 |
||