000 00621pam a2200205a 44500
008 150502b1999 xxu||||| |||| 00| 0 eng d
020 _a9780385495325
040 _cBITS Pilani Hyderabad
_aBITS Pilani Hyderabad
041 _aENG
082 _a652.809 SIN-S
100 _aSingh, Simon
245 _aCode book : science of secrecy from ancient Egypt to quantum cryptography /
_cSimon Singh
260 _aNY
_bAnchor books
_c1999
300 _a411 p.
650 _a
650 _aData encryption (Computer science) --Historyᅠ
650 _aCryptography --Historyᅠ
907 _a652.809 SIN-S
942 _2ddc
999 _c17539
_d17539