By Sampedro, José Luis.
Barcelona Ediciones Ariel 1970 .
651 p.

By García Barbancho, Alfonso.
Barcelona Ediciones Ariel 1969 .
219 p.

By Galbraith, John Kenneth, .
Barcelona Ediciones Ariel 1961 .
222 p. , Translation of: The liberal hour.

By Galbraith, John Kenneth, .
Barcelona Ediciones Ariel 1962 .
189 p. , Translation of : Journey to Poland and Yugoslavia

By Malefakis, Edward E..
Barcelona Ediciones Ariel 1970 .
523 p.

By Harrod, Roy Forbes,.
Barcelona Ediciones Ariel 1972 .
436 p. , Translation of : Money

By Einaudi, Luigi..
Barcelona Ediciones Ariel 1963 .
419 p. , Translation of : Mitie paradossi della Giustizia tributaria.

By Zanón Masdeu, Luis..
Barcelona Ediciones Ariel 1964 .
672 p.

By Duverger, Maurice,.
Barcelona Ediciones Ariel 1962 .
466 p.

By Pound, Roscoe.
Barcelona Ediciones Ariel 1950 .
xiv, 223 p. 24 cm..

By Perroux, François.
Barcelona, Ediciones Ariel 1967 .
232 p.

By López-Morillas, Juan.
Barcelona Ediciones Ariel 1972 .
269 p.

By Olesa Muñido, Francisco-Felipe..
Barcelona Ediciones Ariel 1971 .
134 p. , Previously classified under: KE 3662 O45 1971 21 cm..

By Biondi, Biondo.
Barcelona Ediciones Ariel 1953 .
264 p. 24 cm..

By Hauriou, André.
Barcelona Ediciones Ariel 1971 .
958 p. 20 cm..