Study on the situation of Basque language compared to Spanish.
Director:
Jan 1, 1984
Sep 9, 1983
Oct 10, 1968
May 24, 2019
Mar 12, 2019
Jan 1, 1964
Apr 11, 1978
Jan 1, 1982
Jan 1, 1983
Jan 1, 1979
Jan 1, 1980
May 4, 2024
Jan 1, 1981
Jan 20, 1980
Oct 29, 2020
Jul 4, 1980