Columbia subject headings:
Azef, Evno Fishelevich, 1869-1918.
Burt︠s︡ev, V. L. (Vladimir Lʹvovich), 1862-1942.
Russia--History--1904-1914.
Harvard subject headings:
Azef, Evno Fishelevich, 1869-1918.
Burt︠s︡ev, V. L. (Vladimir Lʹvovich), 1862-1942
Partīi︠a︡ sot︠s︡īalistov-revoli︠u︡t︠s︡īonerov.
Russia--History--1904-1914.
Terrorists--Russia--History.
Princeton subject headings: