00261nam a2200109Ia 4500008004100000041000800041082002100049100001700070245004700087260000900134300000800143211209s1972    xx            000 0 und d  aeng  a621.3815 N72 WOO  aWOOLLARD B G  aDIGITAL INTEGRATED CIRCUITS AND COMPUTERS   c1972  a196