Columbia subject headings:
Varro, Marcus Terentius. Rerum rusticarum libri tres--Criticism, Textual.
Harvard subject headings:
Varro, Marcus Terentius. Rerum rusticarum libri tres--Criticism, Textual.
Princeton subject headings:
Agriculture, Ancient--Rome--Historiography.
Varro, Marcus Terentius. Rerum rusticarum libri tres.