Columbia subject headings:
Harvard subject headings:
Cost and standard of living--Russia (Federation)--Siberia.
Siberia (Russia)--Economic conditions--Regional disparities.
Working class--Russia (Federation)--Siberia.
Princeton subject headings:
Cost and standard of living--Russia (Federation)--Siberia.
Siberia (Russia)--Economic conditions--Regional disparities.
Working class--Russia (Federation)--Siberia.