Columbia subject headings:
Cossacks--History.
Nogaĭskai︠a︡ Orda--Relations--Russia.
Russia--Relations--Nogaĭskai͡a Orda.
Harvard subject headings:
Nogaĭskai︠a︡ Orda--Relations--Russia.
Russia--Relations--Nogaĭskai͡a Orda.
Princeton subject headings:
Cossacks--History.
Nogaĭskai︠a︡ Orda--Relations--Russia.
Russia--Relations--Nogaĭskai︠a︡ Orda.