Columbia subject headings:
Harvard subject headings:
Communists--Russia (Federation)--Biography.
I︠A︡roslavskiĭ, Emelʹi︠a︡n, 1878-1943
Revolutionaries--Russia (Federation)--Biography.
Princeton subject headings:
Communists--Soviet Union--Biography.
I︠A︡roslavskiĭ, Emelʹi︠a︡n, 1878-1943.
Revolutionaries--Soviet Union--Biography.