Columbia subject headings:
Czech language--Grammar, Comparative--Russian.
Russian language--Grammar, Comparative--Czech.
Harvard subject headings:
Czech language--Grammar, Comparative--Russian.
Russian language--Grammar, Comparative--Czech.
Russian language--Grammar, Comparative--Slavic languages.
Slavic languages--Grammar, Comparative--Russian.
Princeton subject headings:
Czech language--Grammar, Comparative--Russian.
Russian language--Grammar, Comparative--Czech.