Columbia subject headings:
Anarchism.
Anarchists.
Atheism.
Harvard subject headings:
Anarchism.
Atheism.
Bakunin, Mikhail Aleksandrovich, 1814-1876
Italy--Politics and government--1870-1914.
Mazzini, Giuseppe, 1805-1872.
Socialist International (1889-1922)
Princeton subject headings:
Anarchism.
Anarchists.
Atheism.