00848nam0-22002771i-450 99000364033040332120230323175751.020030910d1963----km-y0itay50------baengUSy-------001yy<<The >>Natural Resource Content of United States Forein Trade 1870-1955by Jaroslav VanekCambridgeThe M.I.T. Press1963XVI, 142 p.23 cm35023Vanek,Jaroslav<1930- >123109ITUNINARICAUNIMARCBK990003640330403321SE 049.03.022-032.508DECSEXV F 57373471FGBCXV M 78777466FGBCDECSEFGBCNatural Resource Content of United States Forein Trade 1870-1955504359UNINA