Bone, Robert G., author
Littlefield, Adam, 1957
Buku Teks
edited by John Miksic
Archipelago Press, [date of publication not identified]
Buku Teks
Bagnall, Roger S.,
Routledge, 1995
Buku Teks
Sinnigen, William G.
Macmillan, 1981
Buku Teks
Botsford, George Willis
Macmillan, 1939
Buku Teks