Columbia subject headings:
Harvard subject headings:
Kostromskai︠a︡ oblastʹ (Russia)--Administrative and political divisions--History--Dictionaries.
Kostromskai︠a︡ oblastʹ (Russia)--History, Local--Dictionaries.
Princeton subject headings:
Dictionaries.
Kostromskai︠a︡ oblastʹ (Russia)--Administrative and political divisions.
Kostromskai︠a︡ oblastʹ (Russia)--Geography--Dictionaries.