000 00269nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a005.43 CRO
100 _aCROWLEY (CHARLES)
245 _aOperating Systems
260 _aNEW
_bTMH
365 _cRS
999 _c176592
_d176592