| 000 | 00380nam a2200157Ia 4500 | ||
|---|---|---|---|
| 005 | 20250913131803.0 | ||
| 008 | 250913s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a923102373X | ||
| 041 | _aEnglish | ||
| 245 | 0 | _aStudies in Mathematics Education | |
| 260 |
_aParis : _bUnesco, _c1986 |
||
| 300 |
_a258p.; _c22cm |
||
| 650 | _aReport | ||
| 700 | _aMorris, Robert | ||
| 942 | _cRP | ||
| 999 |
_c158519 _d158519 |
||