Columbia subject headings:
Harvard subject headings:
Azef, Evno Fishelevich, 1869-1918.
Partīi︠a︡ sot︠s︡īalistov-revoli︠u︡t︠s︡īonerov.
Revolutionaries--Soviet Union--Biography
Russia--Politics and government--1894-1917.
Socialism--Russia.
Princeton subject headings:
Azef, Evno Fishelevich, 1869-1918--Biography.
Partīi︠a︡ sot︠s︡īalistov-revoli︠u︡t︠s︡īonerov--Biography.
Revolutionaries--Russia--Biography.
Russia--Politics and government--1894-1917.
Terrorists--Russia--Biography.