000 | 00479nam a2200193 a 4500 | ||
---|---|---|---|
005 | 20210219152906.0 | ||
008 | 991125n 000 0 eng u | ||
035 | _aUPN01000065842 | ||
100 | _aSpeitel, Thomas W. | ||
222 | _aSCIENCE TEACHER | ||
245 | _aBarcode your classroom | ||
300 | _a18-22 | ||
362 | _a1992 59, No. 7 | ||
505 | _aMayo 1993 | ||
653 | 0 | _aEDUCACION CIENTIFICA | |
653 | 0 | _aTECNOLOGIA EDUCATIVA | |
904 |
_aAC _b003653 |
||
905 | _aArticulo | ||
999 |
_c63158 _d63158 |