| 000 | 00417nam a2200181Ia 4500 | ||
|---|---|---|---|
| 008 | 210723s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a81-7635-319-1 | ||
| 035 | _a21450 | ||
| 082 |
_a510.7834 _BHEL |
||
| 100 | _aHeld, Gilbert | ||
| 245 | 0 | _aUnderstanding Data Communications | |
| 250 | _a- | ||
| 260 |
_aN. Delhi _bTechmedia |
||
| 300 | _a619 | ||
| 500 | _a7991 | ||
| 650 | _aComputer Science | ||
| 942 | _cBK | ||
| 999 |
_c41247 _d41247 |
||