Haley, Elie, author
Pelican Book, 1937
Buku Referensi
Rawlinson, H.G., author
Oxford University Press, 1958
Buku Teks
Hunter, Wilson William, author
Clarendon Press, 1903
Buku Teks
Rawlinson, H.G., author
Oxford University Press, 1950
Buku Referensi
Graebner, Norman A., author
McGraw-Hill, 1975
Buku Teks