Eisenstadt, Shmuel Noah
John Wiley & Sons, 1973
Buku Teks
Al-Farsy, Fouad
Knight Communications, 2002
Buku Teks SO
Bandyopadhyay, Sekhar
Oxford University Press, 2017
eBooks
Ould Bah, Mohamed El-Mokhtar
ISESCO, 1998
Buku Teks
Louise Edwards, Mina Roces, editor
Allen & Unwin , 2000
Buku Teks