By Popper, Karl R..
New York Harper & Row 1961 .
x, 166 p.

By Popper, Karl R..
Madrid Taurus Ediciones, S. A 1973 .
181 p. , Translation of: The poverty of historicism.

By Croce, Benedetto.
New York Meridian Books 1955 .
333 p.

By Schorske, Carl E.,.
Madrid, España Taurus 2001 .
393 p. , Translation of: Thinking with history. 22 cm..
84-306-0365-4