| 000 | 00406nam a2200157 4500 | ||
|---|---|---|---|
| 082 | _a510 ASH-C | ||
| 100 |
_aAshlock, Robert B _e |
||
| 245 |
_aCurrent research in elementary school mathematics _cRobert B Ashlock and Wayne L Herman |
||
| 250 | _a | ||
| 260 |
_aMacmillan & Co. Ltd., London _c1970 |
||
| 300 | _a | ||
| 490 | _a | ||
| 650 | _aMathematics | ||
| 700 |
_aHerman, Wayne L _e |
||
| 942 | _cBK | ||
| 999 |
_c443214 _d443214 |
||