Unamuno Miguel de 1864-1936. The Tragic sense of life / Miguel de Unamuno ; tr. by J. E. Crawford Flitch. - New York ; Dover ; London : Macmillan, [1921] - xxxv, 332 p. Nat. Bib. Agency Control No.: 1025173 ChTaNC Subjects--Topical Terms: Philosophy--Spanish.西班牙