Columbia subject headings:
Communists--Soviet Union--Biography.
Markin, Nikolaĭ Grigorʹevich, 1893-1918.
Revolutionaries--Soviet Union--Biography.
Harvard subject headings:
Communists--Soviet Union--Biography
Markin, Nikolaĭ Grigorʹevich, 1893-1918.
Revolutionaries--Soviet Union--Biography
Princeton subject headings: