Columbia subject headings:
Poetry--History and criticism--Congresses.
Poetry--To 1500--History and criticism--Congresses.
Sonnets--History and criticism--Congresses.
Harvard subject headings:
French poetry--History and criticism--Congresses.
Sonnet--Congresses.
Princeton subject headings:
Poetry--17th century--History and criticism--Congresses.
Poetry--To 1500--History and criticism--Congresses.
Sonnet--History and criticism--Congresses.