| 000 | 00608nam a2200193Ia 4500 | ||
|---|---|---|---|
| 005 | 20250508153404.0 | ||
| 008 | 008 250505s9999 xx 000 0 eng d | ||
| 037 | _aBooks to be hide in OPAC | ||
| 040 |
_aFEDL _beng _cFEDL |
||
| 041 |
_aeng _2eng |
||
| 084 |
_a016.0014, UNI _qFEDL |
||
| 245 | 0 | _aResearch problems in mathematics education | |
| 245 | 0 | _cU. S. Department of Health, Education, and Welfare | |
| 260 |
_aWashington, USA _bU.S. Government Printing Office _c1960 |
||
| 300 | _avii,130p. | ||
| 650 | _aEducation | ||
| 942 |
_cHB _h016.0014, UNI |
||
| 999 |
_c1342497 _d1342497 |
||