Columbia subject headings:
Family festivals--Russia (Federation)--Volga River Region.
Family festivals--Ural River Valley (Russia and Kazakhstan)
Finno-Ugrians--Russia (Federation)--Volga River Region--Social life and customs.
Finno-Ugrians--Ural River Valley (Russia and Kazakhstan)--Social life and customs.
Ural River Valley (Russia and Kazakhstan)--Social life and customs.
Volga River Region (Russia)--Social life and customs.
Harvard subject headings:
Family festivals--Russia (Federation)--Volga River Region.
Family festivals--Russia (Federation)--Volga-Ural Region (Russia)
Family festivals--Ural River Valley (Russia and Kazakhstan)
Family festivals--Volga-Ural Region (Russia).
Finno-Ugrians--Russia (Federation)--Volga River Region--Social life and customs.
Finno-Ugrians--Russia (Federation)--Volga-Ural Region--Social life and customs.
Finno-Ugrians--Ural River Valley (Russia and Kazakhstan)--Social life and customs.
Ural River Valley (Russia and Kazakhstan)--Social life and customs.
Volga River Region (Russia)--Social life and customs.
Volga-Ural Region (Russia)--Social life and customs.
Princeton subject headings:
Family festivals--Russia (Federation)--Volga-Ural Region (Russia).
Family festivals--Volga-Ural Region (Russia).
Finno-Ugrians--Russia (Federation)--Volga-Ural Region--Social life and customs.
Volga River Region (Russia)--Social life and customs.
Volga-Ural Region (Russia)--Social life and customs.