000 00243nam a2200109Ia 4500
008 200701s1998 xx 000 0 eng d
100 _aCROWLEY CHARLES
245 0 _aOPEARATING SYSTEMS
260 _bTMH
_c1998
300 _a450
942 _2ddc
_cGE
999 _c2626
_d2626