The Iliad

Homer;  translated by Robert Fagles

New York: Penguin Books
ISBN: 0140275363

The Trial and Death of Socrates

Plato; Introduction by David Taffel

Indianapolis: Hackett Publications
ISBN: 0872205541 (revised edition)

Nicomachean Ethics

Aristotle; translated by Terence Irwin

Indianapolis: Hackett Publications
ISBN: 0915145669

Moral and Political Essays

Seneca; translated by J.M. Cooper and J.F. Procopé

Cambridge: Cambridge University Press
ISBN: 521348188

Leviathan

Thomas Hobbes; edited,with an introduction,by C. B. Macpherson

New York: Penguin Classics
ISBN: 0140431950

Second Treatise of Government

John Locke; edited,with an introduction,by C. B. Macpherson

Indianapolic: Hackett
ISBN: 0915144867

Natural Right and History

Leo Strauss

Chicago: U. of Chicago Press
ISBN: 0226776948