00305nam a2200121 a 450000500170000002000150001708200180003210000280005024500280007825000120010626000400011830000250015820251203090452.0  a0201082594  a001.535,bwin  aWinston, Patrick, Henry  aArtificial intelligence  a2nd ed.  aMassachusetts: Addison-Wesleyc1984  axviii, 524p.c23 cm.