Columbia subject headings:
Harvard subject headings:
Grammar, Comparative and general--Syntax.
Linguistics--Study and teaching (Higher)--Czech Republic--Prague--History--20th century.
Pražský linguistický kroužek--History.
Princeton subject headings:
Grammar, Comparative and general--Syntax.
Linguistics--Study and teaching (Higher)--Czech Republic--Prague--History--20th century.
Pražský linguistický kroužek--History.