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160906s1981 xxu ||||| spa |
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|a 0471080292
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|a 124636
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a spa
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|a 621.381
|b F855t2
|2 00
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| 100 |
1 |
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|a Freeman, Roger L.
|e Autor/a
|4 aut
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| 245 |
1 |
0 |
|a Telecommunication transmission handbook /
|c Roger L. Freeman.
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| 250 |
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|a 2. edición
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| 260 |
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|a New York, New York :
|b Willey,
|c 1981.
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| 300 |
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|a xxvii, 706 páginas :
|b ilustraciones ;
|c 24 cm.
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| 650 |
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|a TELECOMUNICACIONES
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| 949 |
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|a L.Q.-MR B MR
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| 916 |
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|a Registros del LS-2000
|