000			00501nam a2200205Ia 4500
008			240509s9999 xx 000 0 und d
020			_a0000138690170
041			_aEng
082			_a005.82
082			_bS71
100			_aSTALLINGS W.;
245		0	_aCRYPTOGRAPHY AND NETWORK SECURITY : PRINCIPLES & PRACTICE
250			_a2nd ed.
260			_bNEW JERSEY : PRINTICE HALL
260			_c1999
300			_a569 p.
650			_aDATA SECURITY : CRYPTOGRAPHY
942			_2ddc
942			_cLBK
999			_c22198 _d22198
945			_a1 _bMadushi Gamage _c1 _dMadushi Gamage