000			00309nam a22001337a 4500
999			_c15644 _d15644
008			201009b ||||| |||| 00| 0 eng d
020			_a9781680954081
082			_a005.8 3GE
100			_a3GE Learning
245			_aNetwork Security
260			_aFZ LLC _b3GE Learning _c2017
300			_a281p
942			_cBK