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|a 81 7635 258 6
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| 082 |
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|a 004.7 DER
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| 100 |
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|a Derfler, Frank J.
|9 1344
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| 245 |
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|a How networks works. - 4th ed. ,/
|c Frank J Derfler
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| 250 |
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|a 4th ed. ,
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| 260 |
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|a New Delhi.:
|b Techmedia,
|c 1999.
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| 300 |
|
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|a 212p.
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| 650 |
|
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|a LAN
|9 1345
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| 650 |
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|a Internet
|9 1346
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| 700 |
|
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|a Derfler, Frank J.
|9 1347
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| 700 |
|
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|a Freed, Les
|9 1348
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| 942 |
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|2 ddc
|c BK
|6 _
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| 999 |
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|c 84477
|d 84477
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| 952 |
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|0 0
|1 0
|2 ddc
|4 0
|6 0047_DER
|7 0
|9 105421
|a DCA
|b DCA
|d 2009-03-02
|o 004.7 DER
|p CA003248
|r 2009-03-02
|w 2009-03-02
|y BK
|