| 000 | 00427nam a2200109 4500 | ||
|---|---|---|---|
| 245 |
_aRecent research concerning the development of spacial and geometric concepts _cedited by Richard Lesh and Diane Mierkiewicz |
||
| 710 | _aLesh, Richard | ||
| 710 | _aMierkiewicz, Diene | ||
| 260 |
_aOhio _bERIC Clearinghouse for Science, Mathematic and Environmental Education _c1978 |
||
| 300 | _ax,332p.:tables.; 24cm. | ||
| 082 |
_a516.0072 _bLES |
||
| 999 |
_c63071 _d63071 |
||