| 000 | 00439nam a22001457a 4500 | ||
|---|---|---|---|
| 001 | CATREF004886 | ||
| 008 | 121108b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 082 | 0 | _a510.07 SUM | |
| 100 | 1 | _aSummer, W. L. | |
| 245 | 1 | 4 |
_aThe teaching of arithmatic and elementarymathematics _cW. L. Summer |
| 260 |
_aOxford : _bBasil Blackwell, _c1947. |
||
| 300 |
_aiv, 252 p. ; _c19 cm. |
||
| 650 | 4 | _aMathematics - study and teaching | |
| 999 |
_c121449 _d121449 |
||