000 00331nam a2200145Ia 4500
008 230523s9999 xx 000 0 und d
100 _aSilberchatz, A. and Galvin, P.B.
245 0 _aOperating System Concepts. Ed.9
250 _a7
260 _aDelhi
260 _bWiley India
260 _c2018
300 _a856
942 _cTB
999 _c2076
_d2076