000 | 00325nam a2200121Ic 4500 | ||
---|---|---|---|
008 | 240520s9999 xx 000 0 und d | ||
020 | _a850128404 | ||
100 | 1 | _aN/A | |
245 | 1 | 0 |
_aTelecommunication management : development of data network / _cA N. |
264 | 1 |
_bNCC Training _c1992 |
|
300 | _avi.; 6-12p.; 24cm | ||
942 | _cBK | ||
999 |
_c13146 _d13146 |