A History of Greek Philosophy, Vol 6: Aristotle: An Encounter

A History of Greek Philosophy: Volume 4, Plato: The Man and his Dialogues: Earlier Period (Plato - The Man & His Dialogues - Earlier Period)

A History of Greek Philosophy: Volume 5, The Later Plato and the Academy (Later Plato & the Academy)

The Sophists

A History of Greek Philosophy: Volume 2, The Presocratic Tradition from Parmenides to Democritus

A History of Greek Philosophy: Volume 1, The Earlier Presocratics and the Pythagoreans

Socrates

The Cambridge Companion to Plato (Cambridge Companions to Philosophy)

The Cambridge Companion to Hegel

From Religion to Philosophy: A Study in the Origins of Western Speculation

The Cambridge Companion to the Aegean Bronze Age