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00785nam a2200205 u 4500 |
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20110720143301.0 |
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c1977 s1977 xxu ||||| eng |
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|a 125724
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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| 082 |
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|a 621.381
|b G819a
|2 00
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| 100 |
1 |
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|a Gregg, William David
|d 1933 -
|e Autor/a
|4 aut
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| 245 |
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|a Analog and digital communication :
|b concepts, systems, applications, and services in electrical dissemination of aural, visual, and data information /
|c W. David Gregg
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| 260 |
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|a New York, New York :
|b Willey,
|c c1977.
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| 300 |
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|a xix, 603 páginas :
|b ilustraciones ;
|c 23 cm
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| 650 |
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|a TELECOMUNICACIONES
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| 912 |
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|a 20-JUL-2011 - QUIROS SALAZAR, DANILO
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| 949 |
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|a -JC AP.
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| 916 |
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|a Registros del LS-2000
|