Columbia subject headings:
Communists--Soviet Union--Biography.
Editors--Soviet Union--Biography.
Radus-Zenʹkovich, Viktor Aleseevich.
Harvard subject headings:
Journalists--Soviet Union--Biography
Radus-Zenʹkovich, Viktor Alakeseevich.
Revolutionaries--Soviet Union--Biography
Princeton subject headings:
Communists--Soviet Union--Biography.
Editors--Soviet Union--Biography.
Radus-Zenʹkovich, V. A. (Viktor Alekseevich), 1878-1967.