00306nam a2200109 a 450000500170000002000150001708200160003210000180004824500730006626000350013930000220017420251203090958.0  a0415001803  a121.4,bwei  aWeitz, Morris  aTheories of concepts: a history of the major philosophical tradition  aLoNew Delhion: Routledgec1988  axxi,310p.c22 cm.