000 00313nam a2200121Ia 4500
020 _a9788177587746
082 _a005.82
100 _aWilliam Stallings
_9458
245 0 _aCryptography and Network Security Principles and Practices
250 _a4
260 _aPrentice Hall Of India
_bNew Delhi
_c2006
942 _cBK
999 _c9559
_d9559