| 000 | 00386nam a2200157 a 4500 | ||
|---|---|---|---|
| 005 | 20210219153229.0 | ||
| 008 | 991125n 000 0 spa u | ||
| 035 | _aUPN01000084834 | ||
| 100 | _aIbarra Mercado, Adrian | ||
| 222 | _aPLEXOS | ||
| 245 | _aLa observación en el aula | ||
| 300 | _a29-31 | ||
| 362 | _a1995 No. 12, oct.-dic. | ||
| 904 |
_aAC _b022645 |
||
| 905 | _aArticulo | ||
| 999 |
_c71516 _d71516 |
||