Columbia subject headings:
Collectivization of agriculture--Russia (Federation)--Astrakhanskai︠a︡ oblastʹ--History--Sources.
Fisheries, Cooperative--Russia (Federation)--Astrakhanskai︠a︡ oblastʹ--History--Sources.
Volga River Delta (Russia)
Harvard subject headings:
Collectivization of agriculture--Russia (Federation)--Astrakhanskai︠a︡ oblastʹ--History--Sources.
Fisheries, Cooperative--Russia (Federation)--Astrakhanskai︠a︡ oblastʹ--History--Sources.
Princeton subject headings: