000 00258nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aGALVIN(PETER BAER AND OTHERS )
245 0 _aOPERATING SYSTEM
250 _a7
260 _bJOHN WILEY
942 _2ddc
_cBTECH
999 _c5082
_d5082