Columbia subject headings:
Harvard subject headings:
Spain--History--Civil War, 1936-1939--Biography--Dictionaries--German.
Spain--History--Civil War, 1936-1939--Participation, Swiss.
Swiss--Spain--Biography--Dictionaries--German.
Princeton subject headings:
Dictionaries.
Spain--History--Civil War, 1936-1939--Biography--Dictionaries--German.
Spain--History--Civil War, 1936-1939--Participation, Swiss.
Swiss--Spain--Biography--Dictionaries--German.