00276nam a2200109Ia 4500008004100000041000800041082001900049100001500068245003000083260004500113300000800158211209s1977    xx            000 0 und d  aeng  a005.73 N77 PFA  aPFALTZ J L  aCOMPUTER DATA STRUCTURES   aNEW YORKbMCGRAW-HILL BOOK COMPANYc1977  a460