| 000 | 00401nam a2200157Ia 4500 | ||
|---|---|---|---|
| 999 |
_c27625 _d27625 |
||
| 005 | 20220530120617.0 | ||
| 008 | 180712s9999 xx 000 0 und d | ||
| 020 | _a423899406 | ||
| 041 | _aEN | ||
| 082 |
_a371.351 _bMIX _223 |
||
| 245 | _aMIXED-ability teaching in mathematics | ||
| 260 |
_aLondon _bEvans methuen educational _c1977 |
||
| 300 | _a148 p. | ||
| 650 | _aDistance education | ||
| 942 | _cS | ||