Columbia subject headings:
Russian language--Dialects--Russia (Federation)--Ob River Region--Dictionaries.
Russian language--Word formation--Dictionaries.
Harvard subject headings:
Russian language--Dialects--Russia (Federation)--Ob River Region--Dictionaries.
Russian language--Word formation--Dictionaries.
Russian language--Word formation.
Princeton subject headings:
Russian language--Dialects--Russia (Federation)--Obʹ River Region--Dictionaries.
Russian language--Word formation--Dictionaries.