000 | 00350nam a2200121Ia 4500 | ||
---|---|---|---|
008 | 150201s1992 xx 000 0 und d | ||
082 |
_a621.382 _bVIS |
||
100 | _aViswanathan, Thiagarajan. | ||
245 | _aTelecommunication switching systems and networks | ||
260 |
_bPHI Learning Private Limited _aNew Delhi _c1992 |
||
300 | _a583p. | ||
942 |
_2ddc _cBK |
||
999 |
_c5095 _d5095 |