000 00300nam a2200121Ia 4500
999 _c17808
_d17808
020 _a0201106868
100 _aFrederick Hayes Roth
245 _aBuilding Expert Systems
260 _c1983
_bADDISON WESLEY
_aLondon
300 _axvi+444
700 _aDonald A Waterman
_eDouglas B Lenat
942 _cREF