Columbia subject headings:
Ethnology--Russia (Federation)
Professions--Russia (Federation)--Sociological aspects.
Harvard subject headings:
Ethnology--Russia (Federation)
Occupations--Russia (Federation)--Sociological aspects.
Occupations--Sociological aspects
Professions--Russia (Federation)--Sociological aspects.
Professions--Sociological aspects.
Princeton subject headings:
Ethnology--Russia (Federation)
Professions--Russia (Federation)--Sociological aspects.