LEADER 00000nam a2200241Ma 4500 001 414591141 003 OCoLC 005 20120509081954.0 008 990603s1999 nyua e b 001 0 eng 020 0385495323 020 9780385495325 040 SQUL|b 050 14 Z103|b.S56 1999 100 1 Singh, Simon. 245 14 The code book /|cSimon Singh. 250 1st ed. 260 New York :|bDoubleday,|cc1999. 300 xiii, 410 p. :|bill. ;|c24 cm. 500 Sub-title varies between publishers. 504 Includes bibliographical references and index. 650 0 Cryptography. 650 0 Data encryption (Computer science).
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