| 000 | 00466nam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 230504b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a621.39 _bP0 |
||
| 100 | _aShukla, Rajiv | ||
| 245 |
_aTelecommunication technologies: _bChanges and challenges |
||
| 260 |
_aNew Delhi: _bRajat Publications, _c2000 |
||
| 300 | _a303p. | ||
| 650 | _aScience | ||
| 653 | _aPhysics | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c40568 _d40568 |
||