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| 005 | 20240924064107.0 | ||
| 008 | 991125s1982 fr 000 0 eng u | ||
| 035 | _aUPN01000030255 | ||
| 049 | _aCG | ||
| 050 | 4 |
_aLB2806 _bI53 |
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| 245 | 0 | 0 | _aInequalities in educational development. |
| 260 |
_aParis : _bIIEP : _bUNESCO, _c1982. |
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| 300 | _a271 p. | ||
| 650 | 4 |
_aEducación _xInvestigación _94070 |
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| 905 | _aLibro | ||
| 999 |
_c30255 _d30255 |
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