Columbia subject headings:
Hacks, Peter, 1928-2003--Criticism and interpretation--Congresses.
Harvard subject headings:
Civilization, Classical--Congresses
Classicism in literature--Congresses.
Hacks, Peter, 1928-2003--Criticism and interpretation--Congresses.
Princeton subject headings:
Hacks, Peter, 1928-2003--Criticism and interpretation--Congresses.