Columbia subject headings:
Casares, Luis, 1946-1996--Assassination.
ETA (Organization)
Spain. Cuerpo de la Guardia Civil.
Terrorism--Spain.
Harvard subject headings:
Casares, Luis, 1946-1996.
ETA (Organization)--History--20th century.
País Vasco (Spain)--History--Autonomy and independence movements--20th century.
País Vasco (Spain)--History--20th century.
Terrorism--Spain--History--20th century.
Princeton subject headings: