| 000 | 00357nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 250428s9999 xx 000 0 und d | ||
| 082 | _a372.7 M45t 1970 | ||
| 245 | 0 | _aTeaching mathematics in the elementary school. | |
| 260 | _bThe Free Press. | ||
| 260 | _c1970 | ||
| 300 | _a317 pages. | ||
| 526 | _a300 Social Sciences | ||
| 942 | _2DDC | ||
| 942 | _cB | ||
| 999 |
_c27540 _d27540 |
||