Gaya APA
Himmish, B., Ridwan, .
(2010).
Ibnu Khaldun : sang maha guru
.
:
Lentera Hati.
Gaya MLA
Himmish, Bensalem., Ridwan, .
"Ibnu Khaldun : sang maha guru".
:
Lentera Hati,
2010.
Text.