000 00286nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a5.82
100 _aWILLIAN STALLINGS
245 0 _aCRYPTOGRAPHY AAND NETWWORK SECURITY
260 _bPEARSON
365 _b625.00
942 _cBTECH
999 _c170651
_d170651