000			00323nam a2200145Ia 4500
008			240112s9999 xx 000 0 und d
082			_aBEA-H6 _b005.4
100			_aBeaver, Kevin
245		0	_aHacking for dummies
250			_a6
260			_bWiley _c2020
300			_a392
650			_aOperating systems
942			_cBK
999			_c18574 _d18574