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00801nam a2200181Ia 4500 |
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150624b xxu||||| |||| 00| 0 eng d |
020 |
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|a 812650336X
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020 |
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|a 812650336X
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082 |
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|a 621.3821
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100 |
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|a Horak, Ray
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245 |
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|a Communications systems and networks /
|c Ray Horak
|
250 |
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|a 3rd. ed.
|
260 |
|
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|a New Delhi :
|b Wiley-dreamtech,
|c 2002.
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300 |
|
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|a 678 p.
|
505 |
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|a 1. Fundamentals of the technology: Concepts and definitions 2. Fundamentals of transmission system: Technologies and applications 3. Voice communications systems: KTS, PBX, Centrex, and ACD 4. Messaging systems: Facsimile, voice processing and electron
|
942 |
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|c TXT
|
999 |
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|c 53259
|d 53259
|
952 |
|
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|0 0
|1 0
|4 0
|6 621_382100000000000_HOR_C
|7 0
|9 53237
|a UL
|b UL
|c SEC
|d 2012-10-27
|l 0
|o 621.3821 HOR/C
|p 76488
|r 2012-10-27
|y TXT
|