Columbia subject headings:
Novgorodskai︠a︡ Feodalʹnai︠a︡ Respublika--History.
Harvard subject headings:
Novgorodskai︠a︡ Feodalʹnai︠a︡ Respublika--History.
Princeton subject headings:
Novgorodskai︠a︡ Feodalʹnai︠a︡ Respublika--History.