| 000 | 00680nam a2200241 a 4500 | ||
|---|---|---|---|
| 005 | 20210219153430.0 | ||
| 008 | 991125n 000 0 u | ||
| 035 | _aUPN01000098522 | ||
| 100 | _aLiebech, Pamela | ||
| 222 | _aEDUCATIONAL STUDIES IN MATHEMATICS | ||
| 245 | _aScores and forfeits - an intuitive model for integer arithmetic | ||
| 300 | _a221-240 | ||
| 362 | _a21, No. 3, 1990 | ||
| 505 | _aEnero 1991 | ||
| 653 | 0 | _aARITMETICA | |
| 653 | 0 | _aCONCEPTOS DEL NUMERO | |
| 653 | 0 | _aESCUELA SECUNDARIA (MATEMATICAS) | |
| 653 | 0 | _aESCUELAS MEDIAS | |
| 653 | 0 | _aMODELOS MATEMATICOS | |
| 653 | 0 | _aSISTEMA NUMERICO | |
| 904 |
_aAC _b036333 |
||
| 905 | _aArticulo | ||
| 999 |
_c76643 _d76643 |
||