000 00247nam a2200097Ia 4500
008 230508s1990 xx 000 0 und d
041 _aeng
100 _aH.M. DEITEL
245 _aOPERATING SYSTEMS 2ND EDITION
260 _bADDISON WESLEY PUBLI
_c1990
999 _c320856
_d320856