@book{1453,
	author = {Zeller, Eduard},
	title = {Outlines of the History of Greek Philosophy.},
	publisher = {Routledege & Kegan Paul LTD},
	year = {1950.},
	series = {Meridian Books},
	address = {London},
	edition = {13th ed. rev. by Dr. Wilhelm Nestle and translated by L. R. Palmer.}
}