| 000 | 00439nam a2200169 a 4500 | ||
|---|---|---|---|
| 003 | AR-LpUBP | ||
| 005 | 20240702192858.0 | ||
| 007 | ta | ||
| 008 | 091111s1941 xxu g 000 0 eng d | ||
| 040 |
_aAR-LpUBP _bspa _cAR-LpUBP |
||
| 100 | 1 |
_aReich, Herbert J. _9107579 |
|
| 245 | 1 | 0 | _aPrinciples of electron tubes |
| 260 |
_aNew York : _bMcGraw-Hill Book Co., _c1941. |
||
| 300 |
_a393 p. ; _c20 cm. |
||
| 942 | _cBK | ||
| 999 |
_c563656 _d563656 |
||
| 988 |
_c76 _dMaría Victoria Somoza _a76 _bMaría Victoria Somoza |
||