| 000 | 00559nam a2200181 a 4500 | ||
|---|---|---|---|
| 005 | 20210219160456.0 | ||
| 008 | 081109s1959 mx r 000 0 spa d | ||
| 035 | _aUPN01000166313 | ||
| 049 | _aUNE | ||
| 080 | _aOC 016: 377 (100) =20 BIB No.31. | ||
| 245 | 0 | 0 | _aAn International bibliography of technical and vocational education. |
| 260 |
_aParis : _bUNESCO, _c1959. |
||
| 300 | _a72 p. | ||
| 440 | 0 |
_aEducational studies and documents ; _v31. |
|
| 690 | _aBibliografías especiales | ||
| 690 | _aEnseñanza técnica y profesionaol | ||
| 905 | _aUNESCO | ||
| 999 |
_c138424 _d138424 |
||