00754nam0-22002531i-450-990003952500403321000395250FED01000395250(Aleph)000395250FED0100039525020030402d1945----km-y0itay50------baENGUS<<The >>national bureau's first quarter-centuryWesley C. MitchellNew YorkNational bureau of economic research194572 p.21 cmMitchell,Wesley Clair<1874-1948>125162ITUNINARICAUNIMARCBK990003952500403321B1-B3.256320DECTSDECTSNational bureau's first quarter-century513471UNINA