000 00278nam a2200121Ia 4500
008 160710s1987 xx 000 0 und d
100 _aPETERSON,L.J.
245 _aOPERATING SYSTEM CONCEPTS
250 _a2
260 _bADDISON WESLEY
_c1987
300 _a625
942 _2ddc
_cB
999 _c47881
_d47881