| 000 | 00388nam a2200109 4500 | ||
|---|---|---|---|
| 245 | _aInvestigations in mathematics education : expanded abstracts and critical analyses of recent research | ||
| 260 |
_aColumbus, Ohio _bCentre for Science Mathematics Education _cv,1,1--- 1972----- |
||
| 300 | _av.; 26cm. | ||
| 082 |
_a510.5 _bINV |
||
| 650 | _aMathematics, Education-Research | ||
| 041 | _aeng | ||
| 999 |
_c47954 _d47954 |
||