Columbia subject headings:
Didactic literature, French--Translations into Italian.
Didactic poetry, Latin (Medieval and modern)
Didactic poetry, Latin (Medieval and modern)--Translations into Italian.
Nothing (Philosophy)
Nothing (Philosophy)--Poetry.
Harvard subject headings:
Nothing (Philosophy)
Nothing (Philosophy) in literature.
Princeton subject headings:
Didactic literature, French--Translations into Italian.
Didactic poetry, Latin (Medieval and modern)
Didactic poetry, Latin (Medieval and modern)--Translations into Italian.
Nothing (Philosophy)
Nothing (Philosophy)--Poetry.