Columbia subject headings:
Encyclopédie méthodique.
French language--Grammar.
Grammar, Comparative and general--History--18th century.
Harvard subject headings:
Encyclopédie méthodique.
French language--Grammar--Early works to 1800.
French language--Grammar.
Grammar, Comparative and general--History--18th century.
Princeton subject headings:
Grammar, Comparative and general--History--18th century.
Linguistics--France--History--18th century.