| 000 | 00444nab a2200145Ia 4500 | ||
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| 003 | ES-SlBCS | ||
| 005 | 20210601124302.0 | ||
| 008 | 140529s1973 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 100 | 1 |
_aBrown, Stephen I. _9139148 |
|
| 245 | 0 | 0 |
_aMathematics and Human Themes: Sum Considerations _c Stephen I. Brown |
| 650 | 0 | 4 |
_aMatemáticas _914595 |
| 773 | 0 |
_tEducational Theory _gvol. 23, nº. 3, 1973, págs. 191-214 _wRev1399 |
|
| 942 | _cAR | ||
| 999 |
_c512319 _d512319 |
||