| 000 | 00431nam a2200181Ia 4500 | ||
|---|---|---|---|
| 008 | 191001s9999 xx 000 0 und d | ||
| 020 | _a0000061782 | ||
| 082 | _a621.385 | ||
| 100 | _aJohn C Bellamy | ||
| 245 | 0 | _aDigital Telephony,Ed3 | |
| 250 | _aThird | ||
| 260 |
_aNew Delhi _bJohn wiely _c2008 |
||
| 536 | _aManagement | ||
| 650 | _a Telephony,Ed3 | ||
| 650 | _aDigital | ||
| 650 | _aTelephony(621.385) | ||
| 942 | _cBK | ||
| 999 |
_c21388 _d21388 |
||