Columbia subject headings:
Russian language--1300-1700--Syntax.
Russian language--1300-1700--Verb.
Russian philology.
Harvard subject headings:
Russian language--1300-1700--Case.
Russian language--1300-1700--Syntax.
Russian language--1300-1700--Verb.
Russian newspapers--History.
Princeton subject headings:
Russian language--1300-1700--Case.
Russian language--1300-1700--Syntax.
Russian language--1300-1700--Verb.
Russian newspapers--History.