000 00320nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a005.82
100 _aWilliam Stallings
245 0 _aCryptography and Network Security Principles and Practices
250 _a4
260 _bPrentice Hall Of India
_c2006
942 _cBK
999 _c9557
_d9557