000 | 00327nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 210901s9999 xx 000 0 eng d | ||
082 | _a621.3841 GON | ||
100 | _aGonorovsky, I,S | ||
245 | 0 | _aRadio Circuits and Signals | |
260 | _bMoscow | ||
300 | _a639 | ||
650 | _aRadio Radio circuits Radio waves | ||
942 |
_2ddc _cB |
||
999 |
_c32100 _d32100 |