Diodorus Siculus, Fine, John V.A. (Harvard University Press, 1983) ISBN 0-674-03314-0 Hornblower, Simon. (Routledge, 1991) ISBN 0-415-06557-7 Kagan, Donald. (Penguin Books, 2003). ISBN 0-670-03211-5 Thukydid, Xenofon,