| 000 | 00392nam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 140405b xxu||||| |||| 00| 0 eng d | ||
| 082 | _a621.3 | ||
| 100 |
_aR.TAWRENCE , RALPH . _912496 |
||
| 245 |
_aPRINCIPLES OF ALTERNATING CURRENT / _cRALPH R.TWRENCE . |
||
| 250 | _a2 ED. | ||
| 260 |
_aLONDON : _bMcGRAW - HILL BOOK COMPANY , INC , _c1920 . |
||
| 300 | _a614 P. | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c15534 _d15534 |
||