Steele, James, author
Academy Editions, 1996
Buku Teks
Steele, James, author
Academy Editions, 1996
Buku Teks
Blackson, Thomas A., author
Wiley-Blackwell, 2011
Buku Teks
edited by Julia Annas
Clarendon Press, 1984
Buku Teks
Burnyeat, Myles F., author
Cambridge University Press, 2012
Buku Teks