00713nam0-22002771i-450-99000704822040332120020219000704822FED01000704822(Aleph)000704822FED0100070482220020219d1975----km-y0itay50------baengUSy-------001yy<<The >>Great ideas Today1975ChicagoEncyclopaedia Britannicac1975473 p.24 cm001.0920itaITUNINARICAUNIMARCBK990007048220403321COLLEZIONE 348103991FGBCFGBCGreat ideas Today707248UNINA