00546nam a2200181Ia 4500001000700000003000500007005001700012008004100029035002000070040001300090100003600103245002900139260004900168300003900217490003300256650002100289651005400310120996BIBL20180724022800.0850916s1966    ag            000 0 spa d  a(OCoLC)12563238  aCTBcCTB1 aArciniegas, Germánw1n2Local10aAmérica, tierre firme.  aBuenos AiresbEditorial Sudamericanac[1966]  a4 p. b., [11]-325 p., 3 b.c18 cm.0 aColleción Contemporáneos 0aSociology2Local 0aAmerican RepublicsxSocial conditions.wmn2Local