000 00357nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a0136380735
082 _a621.381951 P655
100 _aPINKERT,J.R
245 0 _aOPERATING SYSTEMS: CONCEPTS,POLICIES AND MECHANISMS
260 _aNew Jersey
_bPrentice Hall
_c1989
300 _a24X18
942 _cBK
_2DDC
999 _c24236
_d24236