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| LEADER |
00805nam a2200229 a 4500 |
| 001 |
670856 |
| 005 |
20171111230441.0 |
| 008 |
000531s20001999enko b 001 0 eng d |
| 020 |
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|a 9781857028898
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| 082 |
0 |
4 |
|2 22
|a 652.8
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| 100 |
1 |
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|a Singh, Simon
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| 245 |
1 |
4 |
|a The code book :
|b the secret history of codes and codebreaking cryptography /
|c Simon Singh
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| 260 |
|
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|a London :
|b Fourth Estate,
|c 2000, c1999
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| 300 |
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|a xiii, 402 p. :
|b ill. ;
|c 20 cm
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| 500 |
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|a Originally published: 1999
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| 504 |
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|a Includes bibliographical references and index
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| 650 |
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0 |
|a Cryptography
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| 650 |
|
0 |
|a Cryptography
|x History
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| 650 |
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0 |
|a Ciphers
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| 650 |
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0 |
|a Data encryption (Computer science)
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| 650 |
|
0 |
|a Confidential communications
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| 952 |
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|a GR-ThIHU
|b 59cc1db46c5ad13446f80251
|c 998a
|d 945l
|e 652.8 SIN
|t 1
|x m
|z Books
|
