Columbia subject headings:
Germans--Russia (Federation)--Siberia--History--20th century.
Siberia (Russia)--Social conditions.
Harvard subject headings:
Germans--Russia (Federation)--Siberia, Western--History--20th century.
Germans--Russia (Federation)--Siberia--History--20th century.
Siberia (Russia)--Social conditions.
Siberia, Western (Russia)--History.
Princeton subject headings:
Germans--Russia (Federation)--Siberia, Western.
Siberia, Western (Russia)--Social conditions.