000			004180000a22001690004500
245			_aComputer operating systems
100			_aBarron, David
250			_a2nd ed.
260			_aLondon _bChapman & Hall _c1984
300			_aviii, 140p. : ill.
440			_aChpman and Hall computing
020			_a0412156202
080			_a004.451 _bB3
650			_aCOMPUTER OPERATING SYSTEMS
041			_aEN
942			_cBK
999			_c117336 _d117336