| 000 | 00541nam a2200181 a 4500 | ||
|---|---|---|---|
| 005 | 20210219160456.0 | ||
| 008 | 081109s1959 mx r 000 0 spa d | ||
| 035 | _aUPN01000166311 | ||
| 049 | _aUNE | ||
| 080 | _a377 (-77) =20 SEC No.33. | ||
| 245 | 0 | 0 | _aSecondary and vocational education in underdeveloped countries. |
| 260 |
_aParis : _bUNESCO, _c1959. |
||
| 300 | _a34 p. | ||
| 440 | 0 |
_aEducational studies and documents ; _v33. |
|
| 690 | _aEnseñanza técnica y profesional | ||
| 690 | _aPaíses en desarrollo | ||
| 905 | _aUNESCO | ||
| 999 |
_c138422 _d138422 |
||