Based on the text provided, can you extract the names of the authors and their literary works?

Authors and Their Works:

• Polybius: "The World History"
• Cato: "On Agriculture" (Tractate)
• Titus Livy: "History of Rome from the Founding of the City"
• Tacitus: "Histories", "Annals"
• Cicero: "On Duties", "On the Nature of Gods", "On the Nature of Good and Evil", "The Orator", "Brutus"

Summary: The text mentions several prominent Roman authors and their significant literary contributions, covering history, agriculture, rhetoric, and philosophy.