000 00306nam a2200121Ia 4500
008 220201s2009 xx 000 0 eng d
082 _a005.8
_bSTA
100 _aStallings
245 0 _aCryptography and network security
260 _aNew Delhi
_bPearsons Publications
_c2009
300 _a680
942 _2ddc
999 _c63913
_d63913