000			00314nam a2200109Ia 4500
008			160523s9999 xx 000 0 und d
020			_a0-07-048802-9
100			_aO'Leary, J. J.
245			_aMcGraw Hill computer essentials annual edition 1991-1992
260			_aNew York _bMcGraw Hill _c1991
300			_axxiv, 248p.
999			_c25284 _d25284