| 000 | 00467nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1967 xx 000 0 und d | ||
| 082 | _a510 H95I | ||
| 100 | _aHUSEN, Torsten | ||
| 245 | 0 | _aInternational study of achivement in mathematics ; a comparison of twelve countries | |
| 260 |
_bN.Y. _c1967 |
||
| 300 | _a2v. | ||
| 440 | _aInternational project for the evaluation of educational achi | ||
| 650 | _aMATHEMATICS | ||
| 653 | _aMATHEMATICS | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c31388 _d31388 |
||