W. C. K. Guthrie

A History of Greek Philosophy: Volume 4, Plato: The Man and his Dialogues: Earlier Period (Plato - The Man & His Dialogues - Earlier Period)  W. C. K. Guthrie Paperback. Cambridge University Press, 1986-04-24 ISBN 9780521311014     A History of Greek Philosophy, Volume III (The Fifth-Century Enlightenment)  W. C. K. Guthrie Hardcover. Cambridge University Pre, ISBN 9780521075664