| 000 | 00753nam a2200229zi 4500 | ||
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| 005 | 20220221131314.0 | ||
| 008 | s1981 nuc eng0 10 | ||
| 020 | _a0906048044 | ||
| 020 |
_a0-906048-46-x _c(rustica) |
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| 035 | _aMX001000489818 | ||
| 050 |
_aTK6392 _bW45 |
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| 100 | 0 |
_aWelch, Samuel, _eautor |
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| 245 | 1 | 0 |
_aSignalling in telecommunications networks / _cSamuel welch |
| 264 | 1 |
_aLondon : _bP. peregrinus on behalf of the institution of electrical engineers, _c1981 |
|
| 300 | _a386 páginas | ||
| 490 | 0 |
_aIee telecomunications series ; _v6 |
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| 650 |
_aTeléfono _xTransmision de señales |
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| 336 |
_atexto _2rdacontent |
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| 337 |
_asin medio _2rdamedia |
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_avolumen _2rdacarrier |
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_c7095 _d7095 |
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