Plato, author
J.M. Dent & Sons LTD, 1950
Buku Teks
edited by Irwin Edman
Random House, 1928
Buku Teks
Anggono Wisnudjati, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2002
UI - Skripsi Membership
Plato, author
Anchor Press, 1973
Buku Teks
Lavine, T.Z., author
Jendela, 2003
Buku Teks