000 00301nam a2200133Ia 4500
008 230206s9999||||xx |||||||||||||| ||und||
020 _c639
040 _aDEL
100 _aSilber Schatz, Abraham
245 0 _aOperating System Concepts
260 _bWiley
_aNew Delhi
300 _a856
942 _cBK
999 _c90442
_d90442