000 00312nam a2200121Ia 4500
008 230718s9999||||xx |||||||||||||| ||und||
082 _a621.381 954
100 _aDEITEL HARVEY M :WO
245 3 _aAN INTRODUCTION TO OPERATING SYSTEM
250 _a1
260 _bAddison Wesley
_c1976
_aENGLAND
300 _a673
999 _c19443
_d19443