| 000 | 00659nam a2200229 a 4500 | ||
|---|---|---|---|
| 005 | 20210219152907.0 | ||
| 008 | 991125n 000 0 eng u | ||
| 035 | _aUPN01000065982 | ||
| 100 | _aKloosterman, Peter | ||
| 222 | _aFOCUS ON LEARNING PROBLEMS IN MATHEMATICS | ||
| 245 | _aBeliefs and achievement in seventh-grade mathematics | ||
| 300 | _a3-16 | ||
| 362 | _a1991 13, No. 3 | ||
| 505 | _aJunio 1992 | ||
| 653 | 0 | _aCONSTRUCCION DE ECUACIONES | |
| 653 | 0 | _aDIFERENCIAS SEXUALES | |
| 653 | 0 | _aMEDICION DEL AUTOCONCEPTO | |
| 653 | 0 | _aREALIZACION MATEMATICA | |
| 653 | 0 | _aTEORIA DE ATRIBUCION | |
| 904 |
_aAC _b003793 |
||
| 905 | _aArticulo | ||
| 999 |
_c63237 _d63237 |
||