| 000 | 00339nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 220217s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a9788131707807 | ||
| 082 | _a382.75 BLA | ||
| 100 | _aBlack, Uyless | ||
| 245 | 0 | _aOptical Networks | |
| 260 |
_aPearson education _bNew Delhi |
||
| 300 | _b399 | ||
| 650 | _aOPTICAL COMMUNICATION | ||
| 999 |
_c178749 _d178749 |
||