Columbia subject headings:
Areal linguistics.
Ethnology--Russia (Federation)--Siberia.
Siberia (Russia)--Languages.
Harvard subject headings:
Areal linguistics
Ethnology--Russia (Federation)--Siberia
Siberia (Russia)--Languages.
Princeton subject headings:
Areal linguistics.
Ethnology--Russia (Federation)--Siberia.
Siberia (Russia)--Languages.