000 00274nam a2200109Ia 4500
008 220201s2006 xx 000 0 eng d
082 _a4.678
_bSTA
100 _aStalling,W
245 0 _aCryptography and network secuirty
260 _aDelhi
_bPearson Edu.
_c2006
942 _2ddc
999 _c37270
_d37270