000			00319nam a2200133Ia 4500
001			120928
008			170722s9999 xx 000 0 und d
100			_aBarron, David
245			_aComputer operating systems /
250			_a2 2
260			_bChapman&Hall _aLondon _c1984
300			_a23.5cm _c23.5 cm.
942			_cGEN
999			_c12851 _d12851