000			00349nam a2200157Ia 4500
008			250226s9999 xx 000 0 und d
020			_a,9789332585225
082			_a5.8
082			_a5.8
082			_bWIL
100			_aWILLIAM STALLINGS
245		0	_aCRYPTOGRAPHY AND NETWORK SECURITY
260			_bPEARSON
260			_c2017
942			_cBK
999			_c100323 _d100323