00648nam 2200229 4500991015406000332120161214121745.020161214d1961----u y0engy50 baspaAR 00 Rumbos de la historia norteamericanaArthur M. SchlesingerBuenos AiresEditorial Hobbs1961373 p.19 cmSchlesinger,Arthur M.455968ITUNINAREICAT $2 UNIMARCBK9910154060003321ISVE N01.11DECTSDECTSRumbos de la historia norteamericana1467653UNINA