| 000 | 00448nam a2200133 a 4500 | ||
|---|---|---|---|
| 050 |
_aTK 5101 _bW458.1991 |
||
| 020 | _a0029352819 | ||
| 100 | _aWilliams, Frederick | ||
| 245 |
_aThe new telecommunications _b: infraestructure for the information age _c/ Frederick Williams |
||
| 260 |
_aNew York _b:McMillan _c, 1991 |
||
| 300 |
_aVIII, 247p. _b: il. _c; 24cm. |
||
| 505 | _aIncludes bibliographical references and index | ||
| 650 | _aTelecomunicación | ||
| 999 |
_c12367 _d12367 |
||