Columbia subject headings:
Harvard subject headings:
Grammar, Comparative and general--Clauses--Congresses.
Grammar, Comparative and general--Syntax--Congresses.
Typology (Linguistics)--Congresses.
Princeton subject headings:
Grammar, Comparative and general--Clauses--Congresses.
Grammar, Comparative and general--Syntax--Congresses.
Typology (Linguistics)--Congresses.