| 000 | 00412nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 210723s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _aNULL | ||
| 035 | _a23779 | ||
| 082 |
_a621.382 _BKEI |
||
| 100 | _aKeiser, Gerd | ||
| 245 | 0 | _aOptical Fiber Communications | |
| 250 | _a- | ||
| 260 |
_aBoston _bMcGraw Hill International Book Company |
||
| 500 | _a0 | ||
| 650 | _aCodes , Systems , Types | ||
| 942 | _cBK | ||
| 999 |
_c23779 _d23779 |
||