Frankfort, Henri
The Universitas of CHicago Press, 1948
Buku Teks SO
Sykes, Egerton
London, J.M. Dent and Sons
Buku Referensi
Soden, Wolfram von, 1908-
W.B. Eerdmans, 1994
Buku Teks SO
Leick, Gwendolyn
Routledge, 1999
Buku Referensi
Leick, Gwendolyn
Routledge, 1999
Buku Teks SO