000			00331nam a2200145Ia 4500
008			161018s9999 xx 000 0 und d
020			_a9788131761663
100			_aWilliwm Stallings _96396
245			_aCryptography & Network Security
250			_a5TH
260			_bPearson
300			_a743P
490			_a18946
942			_05
999			_c18946 _d18946