Columbia subject headings:
Russia--Civilization--Bibliography--Catalogs.
Russians--Foreign countries--Bibliography--Catalogs.
Russkiĭ zagranichnyĭ istoricheskiĭ arkhiv v Prage--Catalogs.
Harvard subject headings:
Russia--Civilization--Bibliography--Catalogs.
Russians--Foreign countries--Bibliography--Catalogs.
Russkiĭ zagranichnyĭ istoricheskiĭ arkhiv v Prage--Catalogs.
Princeton subject headings:
Russia--Civilization--Bibliography--Catalogs.
Russians--Foreign countries--Bibliography--Catalogs.
Russkiĭ zagranichnyĭ istoricheskiĭ arkhiv v Prage. Biblioteka--Catalogs.