| 000 | 00535nam a2200193 a 4500 | ||
|---|---|---|---|
| 005 | 20240925063752.0 | ||
| 008 | 991125a1981 par 000 0 eng u | ||
| 020 | _a9231019058 | ||
| 035 | _aUPN01000054859 | ||
| 049 | _aCG | ||
| 050 | 4 | _aQA11 S79 | |
| 245 | 0 | 0 |
_aStudies in mathematics education / _ced. by Robert Morris. |
| 260 |
_aParís : _bUNESCO, _c1981. |
||
| 300 | _av | ||
| 440 | 4 | _aThe teaching of basic sciences | |
| 650 | 4 |
_aMatemáticas _xEstudio y enseñanza _93601 |
|
| 700 | 2 |
_aMorris, Robert, _eed. |
|
| 905 | _aLibro | ||
| 999 |
_c54859 _d54859 |
||