000 | 00523nam a2200205Ia 4500 | ||
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001 | 12952 | ||
005 | 20250221150714.0 | ||
008 | 250214s9999||||xx |||||||||||||| ||und|| | ||
020 | _a672224984 | ||
100 | _aRonayne, John P | ||
245 | 0 | _aIntroduction to digital communications switching | |
260 | _aBritain | ||
260 | _bPitman Publishing | ||
260 | _c1986 | ||
300 | _a212p. | ||
500 | _aIncludes index | ||
650 | _aCommunication transmission | ||
650 | _aDigital communications switching | ||
942 | _cBK | ||
999 |
_c29004 _d29004 |