Columbia subject headings:
Anarchism--Argentina--History.
Anarchists--Argentina--Biography.
Political violence--Argentina--History.
Harvard subject headings:
Anarchism--Argentina--History.
Anarchism--Argentina.
Anarchists--Argentina--Biography.
Political violence--Argentina--History.
Princeton subject headings:
Anarchism--Argentina--History.
Anarchists--Argentina--Biography.
Political violence--Argentina--History.