| 000 | 00377nam a2200157Ia 4500 | ||
|---|---|---|---|
| 082 | _a621.382/Das | ||
| 100 | _aDas, Apurba | ||
| 526 | _dNTB | ||
| 526 | _aUG | ||
| 366 | _f20 | ||
| 942 | _cBK | ||
| 245 | _aLine communication system : telecommunication switching approach.-2nd ed. | ||
| 260 |
_aNew Delhi _bNew Age International _c2010 |
||
| 300 | _aviii,266 | ||
| 546 | _aE | ||
| 999 |
_c76968 _d76968 |
||