000			00398nam a2200145Ia 4500
008			210901s2003 xx 000 0 eng d
020			_a8178089025
082			_a005.8 STA
100			_aStallings, William
245		0	_aCryptography and network security : principles and practices
250			_a3rd. ed.
260			_aDelhi _bPearson education _c2003
300			_axiv+681p.
942			_2ddc _cBK _01
999			_c26009 _d26009