| 000 | 004530000a22001330004500 | ||
|---|---|---|---|
| 001 | EST | ||
| 003 | 621.314.214.5 / M17 | ||
| 004 | M | ||
| 006 | m | ||
| 245 | _aMagnetic circuits and transformers: a first course for power and communication engineers | ||
| 068 | _aEj. Inv. E02131: 5a. impresión julio 1947.- Ej. Inv. E07649: 8a. impresión mayo 1952 | ||
| 650 | _a<ELECTRICIDAD><ELECTROTECNIA><CIRCUITOS MAGNETICOS><TRANSFORMADORES> | ||
| 999 |
_c11930 _d11930 |
||