00277nam a2200121Ia 4500008004100000020001800041041000800059082001600067100002100083245003100104260001200135300000800147211209s9999    xx            000 0 und d  a9788131713310  aeng  a001.535 WAT  aWATERMAN, DONALD  aA GUIDE TO EXPERT SYSTEMS   bPEAROSN  a419