Lepsius, Richard
Amsterdam John Benjamins B.V. 1981
Buku Teks
Lowe, John, author
Routledge, 1994
Buku Teks
Buck, Carl Darling, author
Chicago, Chicago University Press 1949
Buku Referensi
Ibn Khaldoun
Paris Librairie Klincksieck [t.th.
Buku Teks
Burckhardt, C.J.
Frankfurt: Fischer Bucherey, 1956
Buku Teks