Columbia subject headings:
Russian language--1300-1700--Sources.
Russian language--Russia (Federation)--Vladimirskiĭ okrug--History--Sources.
Harvard subject headings:
Russian language--1300-1700--Sources.
Russian language--Russia (Federation)--Vladimirskiĭ kraĭ--History--Sources.
Princeton subject headings:
Russian language--1300-1700--History--Sources.