By Russell, Bertrand Russell.
Buenos Aires Editorial Losada 1946 .
430p. , Translation of : An inquiry into meaning truth.

By Palazón Mayoral, María Rosa..
México Universidad Nacional Autønoma de México 1975 .
209 p.

By Russell, Bertrand Russell.
Madrid, Taurus 1968 .
669 p. , Translation of : Human knowledge.

By Russell, Bertrand Russell.
Barcelona Editorial Labor 1928 .
191 p. , Translation of : The problems of philosophy.

By Russell, Bertrand Russell.
Madrid Taurus Ediciones 1968 .
669 p. , Translation of : Human knowledge, its scope and limits

By Russell, Bertrand Russell.
Madrid : Espasa-Calpe, 1978 .
2 v. : , Translation of: History of western philosophy. 23 cm..
8423963993 (v. 1)