Columbia subject headings:
Ammosov, M. K. (Maksim Kirovich), 1897-1938.
Sakha (Russia)--History--20th century.
Harvard subject headings:
Ammosov, M. K. (Maksim Kirovich), 1897-
Sakha (Russia)--History--20th century.
Princeton subject headings:
Local government--Russia (Federation)
Sakha (Russia)--Politics and government.