000 00297nam a2200109Ia 4500
008 211209s2002 xx 000 0 und d
041 _aeng
082 _a005.82 O 02 STA
245 _aCRYPTOGRAPHY AND NETWORK SECURITY
260 _aNEW DELHI
_bPEARSON EDUCATION ASIA PVT. LTD.
_c2002
300 _a569
999 _c82931
_d82931