Columbia subject headings:
Anarchism--Spain--History.
Confederación Nacional del Trabajo (Spain)
F. A. I. (Organization : Spain)
Spain--Politics and government--20th century.
Harvard subject headings:
Anarchism--Spain--History
Confederación Nacional del Trabajo (Spain)
F. A. I. (Organization : Spain)
Spain--Politics and government--20th century.
Princeton subject headings:
Anarchism--Spain--History.
Confederación Nacional del Trabajo (Spain)
F.A.I. (Organization : Spain)
Spain--Politics and government--20th century.