| 000 | 01012nas a2200313zi 4500 | ||
|---|---|---|---|
| 001 | 000086672 | ||
| 005 | 20220303112748.0 | ||
| 008 | 290692d19812001xxumr_p_d_________a_eng_d | ||
| 022 | _a0278-4831 | ||
| 035 | _aSER01000086672 | ||
| 040 |
_aUNAMX _bspa _erda _cUNAMX |
||
| 050 | 1 | 4 | _aTK5101.A1 |
| 082 | 1 | 4 | _a384 |
| 210 | 1 |
_aTelecomunications _b(North Am. ed.) |
|
| 222 | 0 |
_aTelecomunications _b(North American edition) |
|
| 245 | 0 | 0 | _aTelecomunications. |
| 264 | 1 |
_aDedham, Ma. : _bHorizon House-Microwave, _c1981-2001 |
|
| 310 | _aMensual | ||
| 336 |
_atexto _2rdacontent |
||
| 337 |
_asin medio _2rdamedia |
||
| 338 |
_avolumen _2rdacarrier |
||
| 362 | 1 | _aEmpezó en 1981; cesó en 2001 | |
| 530 | _aTambién se edita en línea | ||
| 650 | 4 | _aTelecomunicaciones. | |
| 775 | 0 |
_tTelecommunications (Global ed.) _x0278-484X |
|
| 775 | 0 |
_tTelecomunications (International edition) _x0040-2494 |
|
| 776 | 0 | _tTelecommunications (North American edition) | |
| 785 | 0 | 0 |
_tTelecommunications Americas _x1534-956X |
| 999 |
_c7506 _d7506 |
||