00305nam a2200121Ia 4500008004100000041001200041082002000053100003000073245002800103250001200131260002700143300001300170231217s9999    xx            000 0 und d  aEnglish  a001.535  RIC;17  aRich, ElaineKnight, Kevin 0aArtificial intelligence  a2nd ed.  c1991bNew Delhi : TMH,  axiii+620