Rosenthal, Erwin I.J.
Cambridge University Press, 1956
Buku Teks
Cavalier, Robert
Writers and readers Publishing, 1998
Buku Teks
translated by Benjamin Jowett; with an introduction by Glenn R. Morrow
Liberal Arts Press, 1949
Buku Teks
Cornford, Francis Macdonald
Routledge & Kegan Paul LTD, 1956
Buku Teks
Broos, Huibrecht Jacobus Melle
E.J. Brill, 1948
Buku Teks