000 00279nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aGalvin
245 _aOperating System Galvin
260 _bDelhi:John wiley
_c2001
300 _a888p.
650 _aComputer
999 _c4407
_d4407