Columbia subject headings:
Horace. Ars poetica.
Horace. Epistulae.
Harvard subject headings:
Criticism in literarure.
Criticism in literature.
Didactic poetry, Latin--History and criticism.
Epistolary poetry, Latin--History and criticism.
Horace--Knowledge--Literature.
Horace. Ars poetica.
Horace. Epistulae. Liber 2.
Latin literature--History and criticism--Theory, etc.
Rome--In literature.
Princeton subject headings:
Horace. Ars poetica.
Horace. Epistulae.