00284nam a2200109Ia 4500008004100000041000800041082001600049100001400065245004200079260004500121300000800166211209s1978    xx            000 0 und d  aeng  a004 N78 DAV  aDAVIS G B  aCOMPUTERS AND INFORMATION PROCESSING   aNEW YORKbMCGRAW-HILL BOOK COMPANYc1978  a428