| 000 | 00507nam a2200169 a 4500 | ||
|---|---|---|---|
| 005 | 20210219160501.0 | ||
| 008 | 081109s1957 mx r 000 0 spa d | ||
| 035 | _aUPN01000166521 | ||
| 049 | _aUNE | ||
| 080 | _a3.001.5 (100) =20 1957RES No.6. | ||
| 245 | 0 | _aResearch councils in the social sciences; addenda 1956. | |
| 260 |
_aParis : _bUNESCO, _c1957. |
||
| 300 | _a23 p. | ||
| 440 | 0 | _aReports and papers in the social sciences; 6 | |
| 690 | _aInvestigacion en ciencias sociales | ||
| 905 | _aUNESCO | ||
| 999 |
_c138632 _d138632 |
||