00349nam a2200121Ia 4500008004100000082001800041100001800059245003800077250001000115260004400125300000600169650005200175150614s9999    xx            000 0 und d  a004.16  OSB-1  aAdam ,Osborne  aAn Introduction to Microcomputers  aI-ED.  bMcGraw hill International Ed.  NYc1988  a0  aAn Introduction to Microcomputers Adam ,Osborne