| 000 | 00470nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 230607b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a621.39.037.37(081) _bN3 |
||
| 100 |
_aPitroda, S G _911058 |
||
| 245 | _aCollection of articles about digital switching | ||
| 260 |
_aNew Delhi: _bCentre for Development of Telematics, _c1992 |
||
| 300 | _a62p. | ||
| 650 | _aTelecommunications | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c40179 _d40179 |
||