| 000 | 00411nam a22001457a 4500 | ||
|---|---|---|---|
| 999 |
_c54730 _d54730 |
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| 005 | 20191216001820.0 | ||
| 008 | 191216b ||||| |||| 00| 0 eng d | ||
| 040 | _cgslrc | ||
| 082 | _aTR 372.7 R843 2016 | ||
| 245 | _aProblem solving 1st grade | ||
| 260 |
_aNew York : _bDK Publishing, _c2016. |
||
| 300 | _a50p. ; col. ill. | ||
| 650 | _2Mathemathics--Study and teaching (Elementary) | ||
| 942 |
_2ddc _cBK |
||