Protagoras

Πρωταγόρας Platonis Opera, Tomus III: Tetralogia V-VII. Burnet, John, editor. Oxford: Clarendon Press, 1903.

Protagoras (eng) Plato in Twelve Volumes, Vol. 2. Lamb, W.R.M., translator. Cambridge, MA, Harvard University Press; London, William Heinemann Ltd. 1924 (printing).