Columbia subject headings:
Rostov-na-Donu (Russia)--History--Encyclopedias.
Harvard subject headings:
Nakhichevanʹ-na-Donu (Russia)--Encyclopedias.
Rostov-na-Donu (Russia)--Encyclopedias.
Rostov-na-Donu (Russia)--History--Encyclopedias.
Princeton subject headings:
Nakhichevanʹ-na-Donu (Russia)--Encyclopedias.
Rostov-na-Donu (Russia)--Encyclopedias.