| 000 | 00782nam a2200253 a 4500 | ||
|---|---|---|---|
| 005 | 20210219153000.0 | ||
| 008 | 991125n 000 0 u | ||
| 035 | _aUPN01000070565 | ||
| 100 | _aGraeber, Anna O. | ||
| 222 | _aFOCUS ON LEARNING PROBLEMS IN MATHEMATICS | ||
| 245 | _aCurriculum materials and misconceptions councerning multiplication and division | ||
| 300 | _a25-38 | ||
| 362 | _a13, No. 3, 1991 | ||
| 505 | _aJunio 1992 | ||
| 653 | 0 | _aCONCEPTOS ERRONEOS | |
| 653 | 0 | _aCONCEPTOS MATEMATICOS | |
| 653 | 0 | _aCONTENIDO DE LOS LIBROS DE TEXTO | |
| 653 | 0 | _aFORMACION CONCEPTUAL | |
| 653 | 0 | _aINVESTIGACION EN LOS LIBROS DE TEXTO | |
| 653 | 0 | _aMATEMATICAS DE LA ESCUELA ELEMENTAL | |
| 700 | _aBaker, Kay M. | ||
| 904 |
_aAC _b008376 |
||
| 905 | _aArticulo | ||
| 999 |
_c65430 _d65430 |
||