| 000 | 00360nam a2200157Ia 4500 | ||
|---|---|---|---|
| 005 | 20250829164504.0 | ||
| 020 | _a0003187306 | ||
| 082 |
_a513 _bDUN |
||
| 100 |
_aDuncan, John _9199731 |
||
| 245 |
_aNew mental arithmetic _cJohn Duncan |
||
| 260 |
_aLondon: _bCollins, _c1970, |
||
| 300 | _b127p. | ||
| 546 | _aeng | ||
| 650 |
_aArithmetic _947008 |
||
| 942 | _cBK | ||
| 999 |
_c57396 _d57396 |
||