Columbia subject headings:
Historiography--Soviet Union--Congresses.
Mili︠u︡kov, P. N. (Pavel Nikolaevich), 1859-1943--Congresses.
Harvard subject headings:
Historiography--Soviet Union--Congresses.
Mili︠u︡kov, P. N. (Pavel Nikolaevich), 1859-1943--Congresses.
Princeton subject headings:
Historians--Russia--Biography--Congresses.
Mili︠u︡kov, P. N. (Pavel Nikolaevich), 1859-1943--Congresses.
Russia--History--1904-1914--Congresses.
Soviet Union--History--1917-1936--Congresses.
Statesmen--Russia--Biography--Congresses.