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| 035 | _aUPN01000018480 | ||
| 049 | _aCG | ||
| 050 | 4 | _aLC191 E35 | |
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_aEducation indicators : _bmonitoring the state of education |
| 260 |
_aPrinceton (E.U.A.) : _bEducational Testing Service, _c1976 |
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| 300 |
_axv, 95 p. : _bil. |
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| 650 | 7 |
_aEducación _vEstadística _2 _97284 |
|
| 650 | 7 |
_aEducación y sociedad _2 _96876 |
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_aAC _b018481 |
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| 905 | _aLibro | ||
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_c18480 _d18480 |
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