00719nam0-22002411i-450-990001210400403321000121040FED01000121040(Aleph)000121040FED0100012104020000920d1983----km-y0itay50------baengBuilding expert systemsEdited by Frederik Hayes-Roth, Donald A. Waterman and Douglas B. LenatLondonAmsterdamDon MillsAddison-Wesley1983Hayes-Roth,Frederick51183ITUNINARICAUNIMARCBK990001210400403321110-E-491400MA1MA1Building expert systems343898UNINAING01