000			00329nam a2200133Ia 4500
008			241226s9999 xx 000 0 und d
020			_a0
082			_a6 _bSHE
100			_aShema Mike
245		0	_aWeb security: portable reference
260			_aNew Delhi : _bTata Macgrow Hill, _c2021.
350			_a295
650			_aManagement
999			_c168260 _d168260