Gaya APA
Baali, F. (1981).
Ibn Khaldun and Islamic thought- styles A Social perspective .
Boston, Massachusetts:
G.K. Hall and Co.
Gaya MLA
Baali, Fuad.
"Ibn Khaldun and Islamic thought- styles A Social perspective".
Boston, Massachusetts:
G.K. Hall and Co,
1981.
Buku.